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641 lines
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 <span id="projectnumber">8.2</span>
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<div class="title">stats.h</div> </div>
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<a href="stats_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Copyright 2010-2018 Google LLC</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// you may not use this file except in compliance with the License.</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// You may obtain a copy of the License at</span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// See the License for the specific language governing permissions and</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// limitations under the License.</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>  </div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">// Helper classes to track statistics of a program component.</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">// Usage example:</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">// // Suppose you have a class that contains a factorization of a matrix B and</span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">// // a Solve() function to solve the linear system B.x = a.</span></div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment">// // You will hold your stats in a Stats stats_ class member:</span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">// struct Stats : public StatsGroup {</span></div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">// Stats() : StatsGroup("BasisFactorization"),</span></div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">// solve_time("solve_time", this),</span></div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">// input_vector_density("input_vector_density", this),</span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment">// estimated_accuracy("estimated_accuracy", this) {}</span></div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment">// TimeDistribution solve_time;</span></div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment">// RatioDistribution input_vector_density;</span></div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment">// // Values of a few components of B.x - a, updated on each solve.</span></div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment">// DoubleDistribution estimated_accuracy;</span></div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment">// }</span></div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment">// // You then add a few lines to your Solve() function:</span></div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment">// void Solve() {</span></div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment">// stats_.solve_time.StartTimer();</span></div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment">// stats_.input_vector_density.Add(ComputeDensity());</span></div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment">// ... // Do the work.</span></div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment">// stats_.estimated_accuracy.Add(EstimateAccuracy());</span></div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment">// stats_.solve_time.StopTimerAndAddElapsedTime();</span></div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="comment">// }</span></div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment">// // Now, calling stats_.StatString() will give you a summary of your stats:</span></div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment">// BasisFactorization {</span></div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment">// solve_time : num [min, max] average std_deviation total</span></div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment">// input_vector_density : num [min, max] average std_deviation</span></div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment">// estimated_accuracy : num [min, max] average std_deviation</span></div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment">// }</span></div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment">// For measuring time, another alternative is to use the SCOPED_TIME_STAT macro.</span></div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment">// In our example above, you don't need to define the solve_time distribution</span></div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment">// and you can just do:</span></div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="comment">// void Solve() {</span></div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="comment">// SCOPED_TIME_STAT(&stats_);</span></div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="comment">// ...</span></div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment">// }</span></div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment">// This automatically adds a TimeDistribution with name "Solve" to stats_ and</span></div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment">// times your function calls!</span></div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment">// IMPORTANT: The SCOPED_TIME_STAT() macro only does something if OR_STATS is</span></div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment">// defined, so you need to build your code with blaze build --copt='-DOR_STATS'.</span></div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment">// The idea is that by default the instrumentation is off. You can also use the</span></div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="comment">// macro IF_STATS_ENABLED() that does nothing if OR_STATS is not defined or just</span></div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="comment">// translates to its argument otherwise.</span></div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  </div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="preprocessor">#ifndef OR_TOOLS_UTIL_STATS_H_</span></div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="preprocessor">#define OR_TOOLS_UTIL_STATS_H_</span></div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  </div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="preprocessor">#include <map></span></div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="preprocessor">#include <string></span></div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  </div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="preprocessor">#ifdef HAS_PERF_SUBSYSTEM</span></div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="preprocessor">#include "absl/strings/str_replace.h"</span></div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="preprocessor">#include "exegesis/exegesis/itineraries/perf_subsystem.h"</span></div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="preprocessor">#include "<a class="code" href="time__limit_8h.html">ortools/util/time_limit.h</a>"</span></div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="preprocessor">#endif </span><span class="comment">// HAS_PERF_SUBSYSTEM</span></div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  </div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="preprocessor">#include "<a class="code" href="macros_8h.html">ortools/base/macros.h</a>"</span></div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="preprocessor">#include "<a class="code" href="timer_8h.html">ortools/base/timer.h</a>"</span></div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  </div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="keyword">namespace </span><a class="code" href="namespaceoperations__research.html">operations_research</a> {</div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  </div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="comment">// Returns the current thread's total memory usage in an human-readable string.</span></div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> std::string <a class="code" href="namespaceoperations__research.html#acb92bdbce12d475f965f6db3c5f5b7b5">MemoryUsage</a>();</div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  </div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="comment">// Forward declaration.</span></div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="keyword">class </span>StatsGroup;</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="keyword">class </span>TimeDistribution;</div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  </div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="comment">// Base class for a statistic that can be pretty-printed.</span></div>
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<div class="line"><a name="l00093"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_stat.html"> 93</a></span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1_stat.html">Stat</a> {</div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00095"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_stat.html#adfbfed59520fcc5b4b7fe950f78aa14b"> 95</a></span>  <span class="keyword">explicit</span> <a class="code" href="classoperations__research_1_1_stat.html#adfbfed59520fcc5b4b7fe950f78aa14b">Stat</a>(<span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>) : name_(<a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>) {}</div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  </div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="comment">// Also add this stat to the given group.</span></div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <a class="code" href="classoperations__research_1_1_stat.html#adfbfed59520fcc5b4b7fe950f78aa14b">Stat</a>(<span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <a class="code" href="classoperations__research_1_1_stats_group.html">StatsGroup</a>* group);</div>
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<div class="line"><a name="l00099"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_stat.html#a31d97584e036a752c8be65eb6846865d"> 99</a></span>  <span class="keyword">virtual</span> <a class="code" href="classoperations__research_1_1_stat.html#a31d97584e036a752c8be65eb6846865d">~Stat</a>() {}</div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  </div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="comment">// Only used for display purposes.</span></div>
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<div class="line"><a name="l00102"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_stat.html#a41087c5f2f732f7a2f336b45b952f199"> 102</a></span>  std::string <a class="code" href="classoperations__research_1_1_stat.html#a41087c5f2f732f7a2f336b45b952f199">Name</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> name_; }</div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  </div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="comment">// Returns a human-readable formatted line of the form "name:</span></div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="comment">// ValueAsString()".</span></div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  std::string <a class="code" href="classoperations__research_1_1_stat.html#af9bc435481ae9e6e60d66a65d5394a7f">StatString</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  </div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="comment">// At display, stats are displayed by decreasing priority, then decreasing</span></div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="comment">// Sum(), then alphabetical order.</span></div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="comment">// Used to group the stats per category (timing, ratio, etc..,).</span></div>
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<div class="line"><a name="l00111"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_stat.html#abe07a8683cea7eb50589b0681e99c03b"> 111</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classoperations__research_1_1_stat.html#abe07a8683cea7eb50589b0681e99c03b">Priority</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> 0; }</div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  </div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="comment">// By default return 0 for the sum. This makes it possible to sort stats by</span></div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="comment">// decreasing total time.</span></div>
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<div class="line"><a name="l00115"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_stat.html#a743b077fb326c0e3aa5d1ca74ae2ed4e"> 115</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_stat.html#a743b077fb326c0e3aa5d1ca74ae2ed4e">Sum</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> 0; }</div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  </div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="comment">// Prints information about this statistic.</span></div>
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<div class="line"><a name="l00118"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_stat.html#a27a07e353fa71b591a62193dbc1c0229"> 118</a></span>  <span class="keyword">virtual</span> std::string <a class="code" href="classoperations__research_1_1_stat.html#a27a07e353fa71b591a62193dbc1c0229">ValueAsString</a>() <span class="keyword">const</span> = 0;</div>
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<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  </div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="comment">// Is this stat worth printing? Usually false if nothing was measured.</span></div>
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<div class="line"><a name="l00121"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_stat.html#a18bd2f4dd2bf27f3f2d79edaa1bc271e"> 121</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_stat.html#a18bd2f4dd2bf27f3f2d79edaa1bc271e">WorthPrinting</a>() <span class="keyword">const</span> = 0;</div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  </div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="comment">// Reset this statistic to the same state as if it was newly created.</span></div>
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<div class="line"><a name="l00124"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_stat.html#a43a787400d2a563b9eee1a149225c18a"> 124</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_stat.html#a43a787400d2a563b9eee1a149225c18a">Reset</a>() = 0;</div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  </div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="keyword">const</span> std::string name_;</div>
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<div class="line"><a name="l00128"></a><span class="lineno"> 128</span> };</div>
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<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  </div>
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<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="comment">// Base class to print a nice summary of a group of statistics.</span></div>
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<div class="line"><a name="l00131"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_stats_group.html"> 131</a></span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1_stats_group.html">StatsGroup</a> {</div>
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<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00133"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_stats_group.html#aa8fc83a27372d89cee2a2e5dd024b515"> 133</a></span>  <span class="keyword">enum</span> <a class="code" href="classoperations__research_1_1_stats_group.html#aa8fc83a27372d89cee2a2e5dd024b515">PrintOrder</a> {</div>
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<div class="line"><a name="l00134"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_stats_group.html#aa8fc83a27372d89cee2a2e5dd024b515a59cc5c85cc65887ecc327790789c9c8c"> 134</a></span>  <a class="code" href="classoperations__research_1_1_stats_group.html#aa8fc83a27372d89cee2a2e5dd024b515a59cc5c85cc65887ecc327790789c9c8c">SORT_BY_PRIORITY_THEN_VALUE</a> = 0,</div>
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<div class="line"><a name="l00135"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_stats_group.html#aa8fc83a27372d89cee2a2e5dd024b515a0a1aa84c65d99c7f8c2a52a0cb4b02b8"> 135</a></span>  <a class="code" href="classoperations__research_1_1_stats_group.html#aa8fc83a27372d89cee2a2e5dd024b515a0a1aa84c65d99c7f8c2a52a0cb4b02b8">SORT_BY_NAME</a> = 1,</div>
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<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  };</div>
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<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  </div>
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<div class="line"><a name="l00138"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_stats_group.html#ad3718c845372a46a063163204783b7ca"> 138</a></span>  <span class="keyword">explicit</span> <a class="code" href="classoperations__research_1_1_stats_group.html#ad3718c845372a46a063163204783b7ca">StatsGroup</a>(<span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>)</div>
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<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  : name_(<a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>), stats_(), time_distributions_() {}</div>
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<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <a class="code" href="classoperations__research_1_1_stats_group.html#ad864d00a339458c23486b219afb7a3bb">~StatsGroup</a>();</div>
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<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  </div>
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<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="comment">// Registers a Stat, which will appear in the string returned by StatString().</span></div>
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<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="comment">// The Stat object must live as long as this StatsGroup.</span></div>
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<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_stats_group.html#a72289b62ea0e9c90e198f437528b3357">Register</a>(<a class="code" href="classoperations__research_1_1_stat.html">Stat</a>* stat);</div>
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<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  </div>
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<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="comment">// Returns this group name, followed by one line per Stat registered with this</span></div>
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<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="comment">// group (this includes the ones created by LookupOrCreateTimeDistribution()).</span></div>
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<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="comment">// Note that only the stats WorthPrinting() are printed.</span></div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  std::string <a class="code" href="classoperations__research_1_1_stats_group.html#af9bc435481ae9e6e60d66a65d5394a7f">StatString</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  </div>
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<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="comment">// Changes the print ordering (will affect the order in which the stats</span></div>
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<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="comment">// registered with this group are printed via StatString()).</span></div>
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<div class="line"><a name="l00153"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_stats_group.html#a7dd2d34b553e27dd09bf4766140b3e9b"> 153</a></span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_stats_group.html#a7dd2d34b553e27dd09bf4766140b3e9b">SetPrintOrder</a>(<a class="code" href="classoperations__research_1_1_stats_group.html#aa8fc83a27372d89cee2a2e5dd024b515">PrintOrder</a> print_order) { print_order_ = print_order; }</div>
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<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  </div>
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<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="comment">// Returns and if needed creates and registers a TimeDistribution with the</span></div>
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<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="comment">// given name. Note that this involve a map lookup and his thus slower than</span></div>
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<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="comment">// directly accessing a TimeDistribution variable.</span></div>
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<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <a class="code" href="classoperations__research_1_1_time_distribution.html">TimeDistribution</a>* <a class="code" href="classoperations__research_1_1_stats_group.html#a9ad57a50faea44df629908e26fc1de40">LookupOrCreateTimeDistribution</a>(std::string <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>);</div>
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<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  </div>
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<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="comment">// Calls Reset() on all the statistics registered with this group.</span></div>
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<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_stats_group.html#a372de693ad40b3f42839c8ec6ac845f4">Reset</a>();</div>
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<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  </div>
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<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  std::string name_;</div>
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<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <a class="code" href="classoperations__research_1_1_stats_group.html#aa8fc83a27372d89cee2a2e5dd024b515">PrintOrder</a> print_order_ = <a class="code" href="classoperations__research_1_1_stats_group.html#aa8fc83a27372d89cee2a2e5dd024b515a59cc5c85cc65887ecc327790789c9c8c">SORT_BY_PRIORITY_THEN_VALUE</a>;</div>
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<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  std::vector<Stat*> stats_;</div>
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<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  std::map<std::string, TimeDistribution*> time_distributions_;</div>
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<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  </div>
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<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  DISALLOW_COPY_AND_ASSIGN(<a class="code" href="classoperations__research_1_1_stats_group.html">StatsGroup</a>);</div>
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<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> };</div>
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<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  </div>
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<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="comment">// Base class to track and compute statistics about the distribution of a</span></div>
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<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="comment">// sequence of double. We provide a few sub-classes below that differ in the way</span></div>
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<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="comment">// the values are added to the sequence and in the way the stats are printed.</span></div>
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<div class="line"><a name="l00175"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_distribution_stat.html"> 175</a></span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1_distribution_stat.html">DistributionStat</a> : <span class="keyword">public</span> <a class="code" href="classoperations__research_1_1_stat.html">Stat</a> {</div>
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<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keyword">explicit</span> <a class="code" href="classoperations__research_1_1_distribution_stat.html#acf705050e1f1e871931af88d9ef1fa84">DistributionStat</a>(<span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>);</div>
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<div class="line"><a name="l00178"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_distribution_stat.html#acf705050e1f1e871931af88d9ef1fa84"> 178</a></span>  <a class="code" href="classoperations__research_1_1_distribution_stat.html#acf705050e1f1e871931af88d9ef1fa84">DistributionStat</a>() : <a class="code" href="classoperations__research_1_1_distribution_stat.html">DistributionStat</a>(<span class="stringliteral">""</span>) {}</div>
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<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <a class="code" href="classoperations__research_1_1_distribution_stat.html#acf705050e1f1e871931af88d9ef1fa84">DistributionStat</a>(<span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <a class="code" href="classoperations__research_1_1_stats_group.html">StatsGroup</a>* group);</div>
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<div class="line"><a name="l00180"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_distribution_stat.html#affee7f757a31aabb08c6a7699a684845"> 180</a></span>  <a class="code" href="classoperations__research_1_1_distribution_stat.html#affee7f757a31aabb08c6a7699a684845">~DistributionStat</a>()<span class="keyword"> override </span>{}</div>
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<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_distribution_stat.html#af82f4acaed7bb39d568e689a9caa63d5">Reset</a>() <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00182"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_distribution_stat.html#ae79baf636ae3ce987b8b0114b653da3f"> 182</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_distribution_stat.html#ae79baf636ae3ce987b8b0114b653da3f">WorthPrinting</a>()<span class="keyword"> const override </span>{ <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_distribution_stat.html#a88635d6fa0fa86ef400dad999318ed49">num_</a> != 0; }</div>
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<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  </div>
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<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="comment">// Implemented by the subclasses.</span></div>
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<div class="line"><a name="l00185"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_distribution_stat.html#a92278798ae91c4d0425cca7e4baf6375"> 185</a></span>  std::string <a class="code" href="classoperations__research_1_1_distribution_stat.html#a92278798ae91c4d0425cca7e4baf6375">ValueAsString</a>() <span class="keyword">const override</span> = 0;</div>
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<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  </div>
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<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="comment">// Trivial statistics on all the values added so far.</span></div>
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<div class="line"><a name="l00188"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_distribution_stat.html#a48264669fb0a8a9a06d86cff2e8efffa"> 188</a></span>  <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_distribution_stat.html#a48264669fb0a8a9a06d86cff2e8efffa">Sum</a>()<span class="keyword"> const override </span>{ <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_distribution_stat.html#a9fbe051a2f57ed4d629c429070965eaf">sum_</a>; }</div>
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<div class="line"><a name="l00189"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_distribution_stat.html#ae48597c62f29f3b79db2c24cd19f118b"> 189</a></span>  <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_distribution_stat.html#ae48597c62f29f3b79db2c24cd19f118b">Max</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_distribution_stat.html#a28726e931190dc86614c042722baa035">max_</a>; }</div>
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<div class="line"><a name="l00190"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_distribution_stat.html#ad21219e2aaf4e0155e5544c98b355bbd"> 190</a></span>  <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_distribution_stat.html#ad21219e2aaf4e0155e5544c98b355bbd">Min</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_distribution_stat.html#ad3a27494d1093fc3a575682b38322f4d">min_</a>; }</div>
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<div class="line"><a name="l00191"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_distribution_stat.html#a2c6ee5fe70160a107d26b300da9c8acd"> 191</a></span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> <a class="code" href="classoperations__research_1_1_distribution_stat.html#a2c6ee5fe70160a107d26b300da9c8acd">Num</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_distribution_stat.html#a88635d6fa0fa86ef400dad999318ed49">num_</a>; }</div>
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<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  </div>
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<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="comment">// Get the average of the distribution or 0.0 if empty.</span></div>
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<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_distribution_stat.html#ad779bb497179db63b116a844818ad2ea">Average</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  </div>
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<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="comment">// Get the standard deviation of the distribution or 0.0 if empty.</span></div>
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<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="comment">// We use the on-line algorithm of Welford described at</span></div>
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<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="comment">// http://en.wikipedia.org/wiki/Algorithms_for_calculating_variance</span></div>
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<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="comment">// TODO(user): We could also use on top the Kahan summation algorithm to be</span></div>
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<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="comment">// even more precise but a bit slower too.</span></div>
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<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_distribution_stat.html#a2d1ee6f8fc2aa0859c3ecf9825f64a14">StdDeviation</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  </div>
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<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keyword">protected</span>:</div>
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<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="comment">// Adds a value to this sequence and updates the stats.</span></div>
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<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_distribution_stat.html#aad57ea11c71cf57e42ecce0181026030">AddToDistribution</a>(<span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf">value</a>);</div>
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<div class="line"><a name="l00206"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_distribution_stat.html#a9fbe051a2f57ed4d629c429070965eaf"> 206</a></span>  <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_distribution_stat.html#a9fbe051a2f57ed4d629c429070965eaf">sum_</a>;</div>
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<div class="line"><a name="l00207"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_distribution_stat.html#a8bcdcd42ddc8f439c264f0bc06eb2d1d"> 207</a></span>  <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_distribution_stat.html#a8bcdcd42ddc8f439c264f0bc06eb2d1d">average_</a>;</div>
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<div class="line"><a name="l00208"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_distribution_stat.html#abf27c9059f7eb75125cd9ca5a3e46293"> 208</a></span>  <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_distribution_stat.html#abf27c9059f7eb75125cd9ca5a3e46293">sum_squares_from_average_</a>;</div>
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<div class="line"><a name="l00209"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_distribution_stat.html#ad3a27494d1093fc3a575682b38322f4d"> 209</a></span>  <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_distribution_stat.html#ad3a27494d1093fc3a575682b38322f4d">min_</a>;</div>
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<div class="line"><a name="l00210"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_distribution_stat.html#a28726e931190dc86614c042722baa035"> 210</a></span>  <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_distribution_stat.html#a28726e931190dc86614c042722baa035">max_</a>;</div>
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<div class="line"><a name="l00211"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_distribution_stat.html#a88635d6fa0fa86ef400dad999318ed49"> 211</a></span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> <a class="code" href="classoperations__research_1_1_distribution_stat.html#a88635d6fa0fa86ef400dad999318ed49">num_</a>;</div>
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<div class="line"><a name="l00212"></a><span class="lineno"> 212</span> };</div>
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<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  </div>
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<div class="line"><a name="l00214"></a><span class="lineno"> 214</span> <span class="comment">// Statistic on the distribution of a sequence of running times.</span></div>
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<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> <span class="comment">// Also provides some facility to measure such time with the CPU cycle counter.</span></div>
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<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00217"></a><span class="lineno"> 217</span> <span class="comment">// TODO(user): Since we inherit from DistributionStat, we currently store the</span></div>
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<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="comment">// sum of CPU cycles as a double internally. A better option is to use int64</span></div>
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<div class="line"><a name="l00219"></a><span class="lineno"> 219</span> <span class="comment">// because with the 53 bits of precision of a double, we will run into an issue</span></div>
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<div class="line"><a name="l00220"></a><span class="lineno"> 220</span> <span class="comment">// if the sum of times reaches 52 days for a 2GHz processor.</span></div>
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<div class="line"><a name="l00221"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_time_distribution.html"> 221</a></span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1_time_distribution.html">TimeDistribution</a> : <span class="keyword">public</span> <a class="code" href="classoperations__research_1_1_distribution_stat.html">DistributionStat</a> {</div>
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<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00223"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_time_distribution.html#abd71abcf88d31bcddbe2e70a638d873b"> 223</a></span>  <span class="keyword">explicit</span> <a class="code" href="classoperations__research_1_1_time_distribution.html#abd71abcf88d31bcddbe2e70a638d873b">TimeDistribution</a>(<span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>)</div>
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<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  : <a class="code" href="classoperations__research_1_1_distribution_stat.html">DistributionStat</a>(<a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>), timer_() {}</div>
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<div class="line"><a name="l00225"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_time_distribution.html#a65b41512c5b45ad93647f0c96cbab57d"> 225</a></span>  <a class="code" href="classoperations__research_1_1_time_distribution.html#a65b41512c5b45ad93647f0c96cbab57d">TimeDistribution</a>() : <a class="code" href="classoperations__research_1_1_time_distribution.html">TimeDistribution</a>(<span class="stringliteral">""</span>) {}</div>
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<div class="line"><a name="l00226"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_time_distribution.html#a10182fd38e6dc7d1effcfb62e6cb24a6"> 226</a></span>  <a class="code" href="classoperations__research_1_1_time_distribution.html#a10182fd38e6dc7d1effcfb62e6cb24a6">TimeDistribution</a>(<span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <a class="code" href="classoperations__research_1_1_stats_group.html">StatsGroup</a>* group)</div>
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<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  : <a class="code" href="classoperations__research_1_1_distribution_stat.html">DistributionStat</a>(<a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, group), timer_() {}</div>
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<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  std::string <a class="code" href="classoperations__research_1_1_time_distribution.html#af5fefc40cd2d2984159a9b13b95eb1e5">ValueAsString</a>() <span class="keyword">const override</span>;</div>
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<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  </div>
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<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="comment">// Time distributions have a high priority to be displayed first.</span></div>
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<div class="line"><a name="l00231"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_time_distribution.html#ad6cdaa05bb6de7fa7538b9e288b38ec3"> 231</a></span>  <span class="keywordtype">int</span> <a class="code" href="classoperations__research_1_1_time_distribution.html#ad6cdaa05bb6de7fa7538b9e288b38ec3">Priority</a>()<span class="keyword"> const override </span>{ <span class="keywordflow">return</span> 100; }</div>
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<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  </div>
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<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="comment">// Internaly the TimeDistribution stores CPU cycles (to do a bit less work</span></div>
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<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="comment">// on each StopTimerAndAddElapsedTime()). Use this function to convert</span></div>
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<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="comment">// all the statistics of DistributionStat into seconds.</span></div>
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<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keyword">static</span> <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_time_distribution.html#a2ce18b3871a3d7fd5ef84e2e907b802e">CyclesToSeconds</a>(<span class="keywordtype">double</span> num_cycles);</div>
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<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  </div>
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<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="comment">// Adds a time in seconds to this distribution.</span></div>
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<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_time_distribution.html#ae3010428d37e69b1e0ae49bf1fdd0dae">AddTimeInSec</a>(<span class="keywordtype">double</span> seconds);</div>
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<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  </div>
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<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="comment">// Adds a time in CPU cycles to this distribution.</span></div>
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<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_time_distribution.html#a3e859dcef42ee23b6871e2d45863c005">AddTimeInCycles</a>(<span class="keywordtype">double</span> cycles);</div>
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<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  </div>
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<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="comment">// Starts the timer in preparation of a StopTimerAndAddElapsedTime().</span></div>
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<div class="line"><a name="l00245"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_time_distribution.html#a66509b494102a5c28ba6c8be3eab7733"> 245</a></span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_time_distribution.html#a66509b494102a5c28ba6c8be3eab7733">StartTimer</a>() { timer_.<a class="code" href="class_wall_timer.html#a6bdbb9a2345c126ae0d72b1e2a9a21d5">Restart</a>(); }</div>
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<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  </div>
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<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="comment">// Adds the elapsed time since the last StartTimer() to the distribution and</span></div>
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<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="comment">// returns this time in CPU cycles.</span></div>
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<div class="line"><a name="l00249"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_time_distribution.html#a1ad6bf56760fd75bc7efe7326100a803"> 249</a></span>  <span class="keyword">inline</span> <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_time_distribution.html#a1ad6bf56760fd75bc7efe7326100a803">StopTimerAndAddElapsedTime</a>() {</div>
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<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> cycles = <span class="keyword">static_cast<</span><span class="keywordtype">double</span><span class="keyword">></span>(timer_.<a class="code" href="class_cycle_timer.html#a1078e22984f3e1ab24411588d66e6193">GetCycles</a>());</div>
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<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <a class="code" href="classoperations__research_1_1_distribution_stat.html#aad57ea11c71cf57e42ecce0181026030">AddToDistribution</a>(cycles);</div>
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<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="keywordflow">return</span> cycles;</div>
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<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  }</div>
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<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  </div>
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<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="comment">// Converts and prints a number of cycles in an human readable way using the</span></div>
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<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="comment">// proper time unit depending on the value (ns, us, ms, s, m or h).</span></div>
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<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <span class="keyword">static</span> std::string PrintCyclesAsTime(<span class="keywordtype">double</span> cycles);</div>
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<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <a class="code" href="class_cycle_timer.html">CycleTimer</a> timer_;</div>
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<div class="line"><a name="l00260"></a><span class="lineno"> 260</span> };</div>
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<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  </div>
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<div class="line"><a name="l00262"></a><span class="lineno"> 262</span> <span class="comment">// Statistic on the distribution of a sequence of ratios, displayed as %.</span></div>
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<div class="line"><a name="l00263"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_ratio_distribution.html"> 263</a></span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1_ratio_distribution.html">RatioDistribution</a> : <span class="keyword">public</span> <a class="code" href="classoperations__research_1_1_distribution_stat.html">DistributionStat</a> {</div>
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<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00265"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_ratio_distribution.html#a68d1aa2e8a54e0e815c8d95e44abc02d"> 265</a></span>  <span class="keyword">explicit</span> <a class="code" href="classoperations__research_1_1_ratio_distribution.html#a68d1aa2e8a54e0e815c8d95e44abc02d">RatioDistribution</a>(<span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>)</div>
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<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  : <a class="code" href="classoperations__research_1_1_distribution_stat.html">DistributionStat</a>(<a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>) {}</div>
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<div class="line"><a name="l00267"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_ratio_distribution.html#a8c9de9d64102ab5447081c0af3cf8c90"> 267</a></span>  <a class="code" href="classoperations__research_1_1_ratio_distribution.html#a8c9de9d64102ab5447081c0af3cf8c90">RatioDistribution</a>() : <a class="code" href="classoperations__research_1_1_ratio_distribution.html">RatioDistribution</a>(<span class="stringliteral">""</span>) {}</div>
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<div class="line"><a name="l00268"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_ratio_distribution.html#a4b062d3b3f39e34ccc9fe26a1c3e0d5a"> 268</a></span>  <a class="code" href="classoperations__research_1_1_ratio_distribution.html#a4b062d3b3f39e34ccc9fe26a1c3e0d5a">RatioDistribution</a>(<span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <a class="code" href="classoperations__research_1_1_stats_group.html">StatsGroup</a>* group)</div>
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<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  : <a class="code" href="classoperations__research_1_1_distribution_stat.html">DistributionStat</a>(<a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, group) {}</div>
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<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  std::string <a class="code" href="classoperations__research_1_1_ratio_distribution.html#af5fefc40cd2d2984159a9b13b95eb1e5">ValueAsString</a>() <span class="keyword">const override</span>;</div>
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<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_ratio_distribution.html#ac9d765ba162438b4963dabe51ffc97f1">Add</a>(<span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf">value</a>);</div>
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<div class="line"><a name="l00272"></a><span class="lineno"> 272</span> };</div>
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<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  </div>
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<div class="line"><a name="l00274"></a><span class="lineno"> 274</span> <span class="comment">// Statistic on the distribution of a sequence of doubles.</span></div>
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<div class="line"><a name="l00275"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_double_distribution.html"> 275</a></span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1_double_distribution.html">DoubleDistribution</a> : <span class="keyword">public</span> <a class="code" href="classoperations__research_1_1_distribution_stat.html">DistributionStat</a> {</div>
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<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00277"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_double_distribution.html#a0ee1462bab3da9ff05810577bf34c734"> 277</a></span>  <span class="keyword">explicit</span> <a class="code" href="classoperations__research_1_1_double_distribution.html#a0ee1462bab3da9ff05810577bf34c734">DoubleDistribution</a>(<span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>)</div>
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<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  : <a class="code" href="classoperations__research_1_1_distribution_stat.html">DistributionStat</a>(<a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>) {}</div>
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<div class="line"><a name="l00279"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_double_distribution.html#ab752060035158983d9f12ff51d16a6c3"> 279</a></span>  <a class="code" href="classoperations__research_1_1_double_distribution.html#ab752060035158983d9f12ff51d16a6c3">DoubleDistribution</a>() : <a class="code" href="classoperations__research_1_1_double_distribution.html">DoubleDistribution</a>(<span class="stringliteral">""</span>) {}</div>
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<div class="line"><a name="l00280"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_double_distribution.html#adbcb99b3ed40dd0b57879acbda58e950"> 280</a></span>  <a class="code" href="classoperations__research_1_1_double_distribution.html#adbcb99b3ed40dd0b57879acbda58e950">DoubleDistribution</a>(<span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <a class="code" href="classoperations__research_1_1_stats_group.html">StatsGroup</a>* group)</div>
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<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  : <a class="code" href="classoperations__research_1_1_distribution_stat.html">DistributionStat</a>(<a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, group) {}</div>
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<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  std::string <a class="code" href="classoperations__research_1_1_double_distribution.html#af5fefc40cd2d2984159a9b13b95eb1e5">ValueAsString</a>() <span class="keyword">const override</span>;</div>
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<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_double_distribution.html#ac9d765ba162438b4963dabe51ffc97f1">Add</a>(<span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf">value</a>);</div>
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<div class="line"><a name="l00284"></a><span class="lineno"> 284</span> };</div>
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<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  </div>
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<div class="line"><a name="l00286"></a><span class="lineno"> 286</span> <span class="comment">// Statistic on the distribution of a sequence of integers.</span></div>
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<div class="line"><a name="l00287"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_integer_distribution.html"> 287</a></span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1_integer_distribution.html">IntegerDistribution</a> : <span class="keyword">public</span> <a class="code" href="classoperations__research_1_1_distribution_stat.html">DistributionStat</a> {</div>
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<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00289"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_integer_distribution.html#a01b9185d21b2679257f85b66f82284fb"> 289</a></span>  <span class="keyword">explicit</span> <a class="code" href="classoperations__research_1_1_integer_distribution.html#a01b9185d21b2679257f85b66f82284fb">IntegerDistribution</a>(<span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>)</div>
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<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  : <a class="code" href="classoperations__research_1_1_distribution_stat.html">DistributionStat</a>(<a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>) {}</div>
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<div class="line"><a name="l00291"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_integer_distribution.html#a2636a3167519d4730d9ddb8dadf7885b"> 291</a></span>  <a class="code" href="classoperations__research_1_1_integer_distribution.html#a2636a3167519d4730d9ddb8dadf7885b">IntegerDistribution</a>() : <a class="code" href="classoperations__research_1_1_integer_distribution.html">IntegerDistribution</a>(<span class="stringliteral">""</span>) {}</div>
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<div class="line"><a name="l00292"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_integer_distribution.html#a1f98bb059d83eae471264e1512e44a9a"> 292</a></span>  <a class="code" href="classoperations__research_1_1_integer_distribution.html#a1f98bb059d83eae471264e1512e44a9a">IntegerDistribution</a>(<span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <a class="code" href="classoperations__research_1_1_stats_group.html">StatsGroup</a>* group)</div>
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<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  : <a class="code" href="classoperations__research_1_1_distribution_stat.html">DistributionStat</a>(<a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, group) {}</div>
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<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  std::string <a class="code" href="classoperations__research_1_1_integer_distribution.html#af5fefc40cd2d2984159a9b13b95eb1e5">ValueAsString</a>() <span class="keyword">const override</span>;</div>
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<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_integer_distribution.html#af4cfe0e87612156b8bc44ea1b5ca5abf">Add</a>(<a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> <a class="code" href="demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf">value</a>);</div>
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<div class="line"><a name="l00296"></a><span class="lineno"> 296</span> };</div>
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<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  </div>
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<div class="line"><a name="l00298"></a><span class="lineno"> 298</span> <span class="comment">// Helper classes to time a block of code and add the result to a</span></div>
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<div class="line"><a name="l00299"></a><span class="lineno"> 299</span> <span class="comment">// TimeDistribution. Calls StartTimer() on creation and</span></div>
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<div class="line"><a name="l00300"></a><span class="lineno"> 300</span> <span class="comment">// StopTimerAndAddElapsedTime() on destruction.</span></div>
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<div class="line"><a name="l00301"></a><span class="lineno"> 301</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00302"></a><span class="lineno"> 302</span> <span class="comment">// There are three classes with the same interface:</span></div>
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<div class="line"><a name="l00303"></a><span class="lineno"> 303</span> <span class="comment">// * EnabledScopedTimeDistributionUpdater always collects the time stats of the</span></div>
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<div class="line"><a name="l00304"></a><span class="lineno"> 304</span> <span class="comment">// scope in which it is defined. This class is used for stats that are always</span></div>
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<div class="line"><a name="l00305"></a><span class="lineno"> 305</span> <span class="comment">// collected.</span></div>
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<div class="line"><a name="l00306"></a><span class="lineno"> 306</span> <span class="comment">// * ScopedTimeDistributionUpdater collects the time stats only when OR_STATS is</span></div>
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<div class="line"><a name="l00307"></a><span class="lineno"> 307</span> <span class="comment">// defined. This symbol should be used for collecting stats in places where</span></div>
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<div class="line"><a name="l00308"></a><span class="lineno"> 308</span> <span class="comment">// the overhead of collecting the stats may hurt the performance of the</span></div>
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<div class="line"><a name="l00309"></a><span class="lineno"> 309</span> <span class="comment">// algorithm.</span></div>
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<div class="line"><a name="l00310"></a><span class="lineno"> 310</span> <span class="comment">// * DisabledScopedTimeDistributionUpdater is used to implement</span></div>
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<div class="line"><a name="l00311"></a><span class="lineno"> 311</span> <span class="comment">// ScopedTimeDistributionUpdater when OR_STATS is not defined.</span></div>
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<div class="line"><a name="l00312"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_enabled_scoped_time_distribution_updater.html"> 312</a></span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1_enabled_scoped_time_distribution_updater.html">EnabledScopedTimeDistributionUpdater</a> {</div>
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<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="comment">// Note that this does not take ownership of the given stat.</span></div>
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<div class="line"><a name="l00315"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_enabled_scoped_time_distribution_updater.html#ad6750c91bdec88be4a17a9fc29bfcb94"> 315</a></span>  <span class="keyword">explicit</span> <a class="code" href="classoperations__research_1_1_enabled_scoped_time_distribution_updater.html#ad6750c91bdec88be4a17a9fc29bfcb94">EnabledScopedTimeDistributionUpdater</a>(<a class="code" href="classoperations__research_1_1_time_distribution.html">TimeDistribution</a>* stat)</div>
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<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  : stat_(stat), also_update_(nullptr) {</div>
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<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  stat-><a class="code" href="classoperations__research_1_1_time_distribution.html#a66509b494102a5c28ba6c8be3eab7733">StartTimer</a>();</div>
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<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  }</div>
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<div class="line"><a name="l00319"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_enabled_scoped_time_distribution_updater.html#a67612b69ec3579c03bf89c374eac292e"> 319</a></span>  <a class="code" href="classoperations__research_1_1_enabled_scoped_time_distribution_updater.html#a67612b69ec3579c03bf89c374eac292e">~EnabledScopedTimeDistributionUpdater</a>() {</div>
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<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> cycles = stat_-><a class="code" href="classoperations__research_1_1_time_distribution.html#a1ad6bf56760fd75bc7efe7326100a803">StopTimerAndAddElapsedTime</a>();</div>
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<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="keywordflow">if</span> (also_update_ != <span class="keyword">nullptr</span>) {</div>
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<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  also_update_-><a class="code" href="classoperations__research_1_1_time_distribution.html#a3e859dcef42ee23b6871e2d45863c005">AddTimeInCycles</a>(cycles);</div>
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<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  }</div>
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<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  }</div>
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<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  </div>
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<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <span class="comment">// Updates another TimeDistribution on destruction. This is useful to split</span></div>
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<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <span class="comment">// a total time measurement in different categories:</span></div>
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<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <span class="comment">//</span></div>
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<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="comment">// EnabledScopedTimeDistributionUpdater timer(&total_timer);</span></div>
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<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="comment">// ...</span></div>
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<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <span class="comment">// switch (type) {</span></div>
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<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <span class="comment">// case TypeA : timer.AlsoUpdate(&typeA_timer); break;</span></div>
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<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="comment">// case TypeB : timer.AlsoUpdate(&typeB_timer); break;</span></div>
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<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="comment">// }</span></div>
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<div class="line"><a name="l00335"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_enabled_scoped_time_distribution_updater.html#a538495a9086f85f72e925ee52ccb8b1b"> 335</a></span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_enabled_scoped_time_distribution_updater.html#a538495a9086f85f72e925ee52ccb8b1b">AlsoUpdate</a>(<a class="code" href="classoperations__research_1_1_time_distribution.html">TimeDistribution</a>* also_update) { also_update_ = also_update; }</div>
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<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  </div>
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<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  <a class="code" href="classoperations__research_1_1_time_distribution.html">TimeDistribution</a>* stat_;</div>
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<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <a class="code" href="classoperations__research_1_1_time_distribution.html">TimeDistribution</a>* also_update_;</div>
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<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  DISALLOW_COPY_AND_ASSIGN(<a class="code" href="classoperations__research_1_1_enabled_scoped_time_distribution_updater.html">EnabledScopedTimeDistributionUpdater</a>);</div>
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<div class="line"><a name="l00341"></a><span class="lineno"> 341</span> };</div>
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<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  </div>
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<div class="line"><a name="l00343"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_disabled_scoped_time_distribution_updater.html"> 343</a></span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1_disabled_scoped_time_distribution_updater.html">DisabledScopedTimeDistributionUpdater</a> {</div>
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<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00345"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_disabled_scoped_time_distribution_updater.html#af3c1cfb088921b1d6411a9ae18bc2953"> 345</a></span>  <span class="keyword">explicit</span> <a class="code" href="classoperations__research_1_1_disabled_scoped_time_distribution_updater.html#af3c1cfb088921b1d6411a9ae18bc2953">DisabledScopedTimeDistributionUpdater</a>(<a class="code" href="classoperations__research_1_1_time_distribution.html">TimeDistribution</a>* stat) {}</div>
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<div class="line"><a name="l00346"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_disabled_scoped_time_distribution_updater.html#a538495a9086f85f72e925ee52ccb8b1b"> 346</a></span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_disabled_scoped_time_distribution_updater.html#a538495a9086f85f72e925ee52ccb8b1b">AlsoUpdate</a>(<a class="code" href="classoperations__research_1_1_time_distribution.html">TimeDistribution</a>* also_update) {}</div>
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<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  </div>
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<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  DISALLOW_COPY_AND_ASSIGN(<a class="code" href="classoperations__research_1_1_disabled_scoped_time_distribution_updater.html">DisabledScopedTimeDistributionUpdater</a>);</div>
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<div class="line"><a name="l00350"></a><span class="lineno"> 350</span> };</div>
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<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  </div>
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<div class="line"><a name="l00352"></a><span class="lineno"> 352</span> <span class="preprocessor">#ifdef HAS_PERF_SUBSYSTEM</span></div>
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<div class="line"><a name="l00353"></a><span class="lineno"> 353</span> <span class="comment">// Helper classes to count instructions during execution of a block of code and</span></div>
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<div class="line"><a name="l00354"></a><span class="lineno"> 354</span> <span class="comment">// add print the results to logs.</span></div>
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<div class="line"><a name="l00355"></a><span class="lineno"> 355</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00356"></a><span class="lineno"> 356</span> <span class="comment">// Note: To enable instruction counting on machines running Debian, execute the</span></div>
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<div class="line"><a name="l00357"></a><span class="lineno"> 357</span> <span class="comment">// following commands to modify the permissions.</span></div>
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<div class="line"><a name="l00358"></a><span class="lineno"> 358</span> <span class="comment">// sudo echo "1" > /proc/sys/kernel/perf_event_paranoid</span></div>
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<div class="line"><a name="l00359"></a><span class="lineno"> 359</span> <span class="comment">// sudo echo "0" > /proc/sys/kernel/kptr_restrict</span></div>
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<div class="line"><a name="l00360"></a><span class="lineno"> 360</span> <span class="keyword">class </span>EnabledScopedInstructionCounter {</div>
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<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  <span class="keyword">explicit</span> EnabledScopedInstructionCounter(<span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>,</div>
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<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  TimeLimit* <a class="code" href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a>);</div>
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<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  EnabledScopedInstructionCounter(<span class="keyword">const</span> EnabledScopedInstructionCounter&) =</div>
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<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  <span class="keyword">delete</span>;</div>
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<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  EnabledScopedInstructionCounter& operator=(</div>
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<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  <span class="keyword">const</span> EnabledScopedInstructionCounter&) = <span class="keyword">delete</span>;</div>
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<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  ~EnabledScopedInstructionCounter();</div>
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<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  </div>
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<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  <span class="comment">// Used only for testing.</span></div>
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<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <span class="keywordtype">double</span> ReadInstructionCount() { <span class="keywordflow">return</span> ending_count_ - starting_count_; }</div>
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<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  </div>
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<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  TimeLimit* time_limit_;</div>
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<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  std::string name_;</div>
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<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  <span class="keywordtype">double</span> starting_count_;</div>
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<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  <span class="keywordtype">double</span> ending_count_;</div>
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<div class="line"><a name="l00378"></a><span class="lineno"> 378</span> };</div>
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<div class="line"><a name="l00379"></a><span class="lineno"> 379</span> <span class="preprocessor">#endif </span><span class="comment">// HAS_PERF_SUBSYSTEM</span></div>
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<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  </div>
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<div class="line"><a name="l00381"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_disabled_scoped_instruction_counter.html"> 381</a></span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1_disabled_scoped_instruction_counter.html">DisabledScopedInstructionCounter</a> {</div>
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<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00383"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_disabled_scoped_instruction_counter.html#a6b45e08ed319db036502d022a353005b"> 383</a></span>  <span class="keyword">explicit</span> <a class="code" href="classoperations__research_1_1_disabled_scoped_instruction_counter.html#a6b45e08ed319db036502d022a353005b">DisabledScopedInstructionCounter</a>(<span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>) {}</div>
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<div class="line"><a name="l00384"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_disabled_scoped_instruction_counter.html#ad48267c27eb55139a645704b1dcd9bd9"> 384</a></span>  <a class="code" href="classoperations__research_1_1_disabled_scoped_instruction_counter.html#ad48267c27eb55139a645704b1dcd9bd9">DisabledScopedInstructionCounter</a>(<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_disabled_scoped_instruction_counter.html">DisabledScopedInstructionCounter</a>&) =</div>
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<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="keyword">delete</span>;</div>
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<div class="line"><a name="l00386"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_disabled_scoped_instruction_counter.html#a0d711ae08a11f6927a5827ce5b43ebc4"> 386</a></span>  <a class="code" href="classoperations__research_1_1_disabled_scoped_instruction_counter.html">DisabledScopedInstructionCounter</a>& <a class="code" href="classoperations__research_1_1_disabled_scoped_instruction_counter.html#a0d711ae08a11f6927a5827ce5b43ebc4">operator=</a>(</div>
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<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_disabled_scoped_instruction_counter.html">DisabledScopedInstructionCounter</a>&) = <span class="keyword">delete</span>;</div>
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<div class="line"><a name="l00388"></a><span class="lineno"> 388</span> };</div>
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<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  </div>
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<div class="line"><a name="l00390"></a><span class="lineno"> 390</span> <span class="preprocessor">#ifdef OR_STATS</span></div>
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<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  </div>
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<div class="line"><a name="l00392"></a><span class="lineno"> 392</span> <span class="keyword">using</span> <a class="code" href="classoperations__research_1_1_disabled_scoped_time_distribution_updater.html">ScopedTimeDistributionUpdater</a> = <a class="code" href="classoperations__research_1_1_enabled_scoped_time_distribution_updater.html">EnabledScopedTimeDistributionUpdater</a>;</div>
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<div class="line"><a name="l00393"></a><span class="lineno"> 393</span> <span class="preprocessor">#ifdef HAS_PERF_SUBSYSTEM</span></div>
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<div class="line"><a name="l00394"></a><span class="lineno"> 394</span> <span class="keyword">using</span> <a class="code" href="classoperations__research_1_1_disabled_scoped_instruction_counter.html">ScopedInstructionCounter</a> = EnabledScopedInstructionCounter;</div>
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<div class="line"><a name="l00395"></a><span class="lineno"> 395</span> <span class="preprocessor">#else </span><span class="comment">// HAS_PERF_SUBSYSTEM</span></div>
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<div class="line"><a name="l00396"></a><span class="lineno"> 396</span> <span class="keyword">using</span> <a class="code" href="classoperations__research_1_1_disabled_scoped_instruction_counter.html">ScopedInstructionCounter</a> = <a class="code" href="classoperations__research_1_1_disabled_scoped_instruction_counter.html">DisabledScopedInstructionCounter</a>;</div>
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<div class="line"><a name="l00397"></a><span class="lineno"> 397</span> <span class="preprocessor">#endif </span><span class="comment">// HAS_PERF_SUBSYSTEM</span></div>
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<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  </div>
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<div class="line"><a name="l00399"></a><span class="lineno"> 399</span> <span class="comment">// Simple macro to be used by a client that want to execute costly operations</span></div>
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<div class="line"><a name="l00400"></a><span class="lineno"> 400</span> <span class="comment">// only if OR_STATS is defined.</span></div>
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<div class="line"><a name="l00401"></a><span class="lineno"> 401</span> <span class="preprocessor">#define IF_STATS_ENABLED(instructions) instructions</span></div>
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<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  </div>
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<div class="line"><a name="l00403"></a><span class="lineno"> 403</span> <span class="comment">// Measures the time from this macro line to the end of the scope and adds it</span></div>
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<div class="line"><a name="l00404"></a><span class="lineno"> 404</span> <span class="comment">// to the distribution (from the given StatsGroup) with the same name as the</span></div>
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<div class="line"><a name="l00405"></a><span class="lineno"> 405</span> <span class="comment">// enclosing function.</span></div>
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<div class="line"><a name="l00406"></a><span class="lineno"> 406</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00407"></a><span class="lineno"> 407</span> <span class="comment">// Note(user): This adds more extra overhead around the measured code compared</span></div>
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<div class="line"><a name="l00408"></a><span class="lineno"> 408</span> <span class="comment">// to defining your own TimeDistribution stat in your StatsGroup. About 80ns</span></div>
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<div class="line"><a name="l00409"></a><span class="lineno"> 409</span> <span class="comment">// per measurement compared to about 20ns (as of 2012-06, on my workstation).</span></div>
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<div class="line"><a name="l00410"></a><span class="lineno"> 410</span> <span class="preprocessor">#define SCOPED_TIME_STAT(stats) \</span></div>
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<div class="line"><a name="l00411"></a><span class="lineno"> 411</span> <span class="preprocessor"> operations_research::ScopedTimeDistributionUpdater scoped_time_stat( \</span></div>
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<div class="line"><a name="l00412"></a><span class="lineno"> 412</span> <span class="preprocessor"> (stats)->LookupOrCreateTimeDistribution(__FUNCTION__))</span></div>
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<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  </div>
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<div class="line"><a name="l00414"></a><span class="lineno"> 414</span> <span class="preprocessor">#ifdef HAS_PERF_SUBSYSTEM</span></div>
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<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  </div>
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<div class="line"><a name="l00416"></a><span class="lineno"> 416</span> <span class="keyword">inline</span> std::string RemoveOperationsResearchAndGlop(</div>
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<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <span class="keyword">const</span> std::string& pretty_function) {</div>
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<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  <span class="keywordflow">return</span> strings::GlobalReplaceSubstrings(</div>
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<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  pretty_function, {{<span class="stringliteral">"operations_research::"</span>, <span class="stringliteral">""</span>}, {<span class="stringliteral">"glop::"</span>, <span class="stringliteral">""</span>}});</div>
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<div class="line"><a name="l00420"></a><span class="lineno"> 420</span> }</div>
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<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  </div>
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<div class="line"><a name="l00422"></a><span class="lineno"> 422</span> <span class="preprocessor">#define SCOPED_INSTRUCTION_COUNT(time_limit) \</span></div>
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<div class="line"><a name="l00423"></a><span class="lineno"> 423</span> <span class="preprocessor"> operations_research::ScopedInstructionCounter scoped_instruction_count( \</span></div>
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<div class="line"><a name="l00424"></a><span class="lineno"> 424</span> <span class="preprocessor"> RemoveOperationsResearchAndGlop(__PRETTY_FUNCTION__), time_limit)</span></div>
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<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  </div>
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<div class="line"><a name="l00426"></a><span class="lineno"> 426</span> <span class="preprocessor">#endif </span><span class="comment">// HAS_PERF_SUBSYSTEM</span></div>
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<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  </div>
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<div class="line"><a name="l00428"></a><span class="lineno"> 428</span> <span class="preprocessor">#else </span><span class="comment">// OR_STATS</span></div>
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<div class="line"><a name="l00429"></a><span class="lineno"> 429</span> <span class="comment">// If OR_STATS is not defined, we remove some instructions that may be time</span></div>
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<div class="line"><a name="l00430"></a><span class="lineno"> 430</span> <span class="comment">// consuming.</span></div>
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<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  </div>
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<div class="line"><a name="l00432"></a><span class="lineno"><a class="line" href="namespaceoperations__research.html#ac3308533dde4fc559cab6f4f171d54c9"> 432</a></span> <span class="keyword">using</span> <a class="code" href="classoperations__research_1_1_disabled_scoped_time_distribution_updater.html">ScopedTimeDistributionUpdater</a> = <a class="code" href="classoperations__research_1_1_disabled_scoped_time_distribution_updater.html">DisabledScopedTimeDistributionUpdater</a>;</div>
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<div class="line"><a name="l00433"></a><span class="lineno"><a class="line" href="namespaceoperations__research.html#a3677f6d6a86e76efad5f68c7f15d8d44"> 433</a></span> <span class="keyword">using</span> <a class="code" href="classoperations__research_1_1_disabled_scoped_instruction_counter.html">ScopedInstructionCounter</a> = <a class="code" href="classoperations__research_1_1_disabled_scoped_instruction_counter.html">DisabledScopedInstructionCounter</a>;</div>
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<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  </div>
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<div class="line"><a name="l00435"></a><span class="lineno"><a class="line" href="stats_8h.html#a3c3e6b102f0d91c523099325c98e1887"> 435</a></span> <span class="preprocessor">#define IF_STATS_ENABLED(instructions)</span></div>
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<div class="line"><a name="l00436"></a><span class="lineno"><a class="line" href="stats_8h.html#a9995704aaaf45fc21e08c847551a8d04"> 436</a></span> <span class="preprocessor">#define SCOPED_TIME_STAT(stats)</span></div>
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<div class="line"><a name="l00437"></a><span class="lineno"><a class="line" href="stats_8h.html#a778dda76cff1d491efd5888b0bf9b56e"> 437</a></span> <span class="preprocessor">#define SCOPED_INSTRUCTION_COUNT(time_limit)</span></div>
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<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  </div>
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<div class="line"><a name="l00439"></a><span class="lineno"> 439</span> <span class="preprocessor">#endif </span><span class="comment">// OR_STATS</span></div>
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<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  </div>
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<div class="line"><a name="l00441"></a><span class="lineno"> 441</span> } <span class="comment">// namespace operations_research</span></div>
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<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  </div>
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<div class="line"><a name="l00443"></a><span class="lineno"> 443</span> <span class="preprocessor">#endif </span><span class="comment">// OR_TOOLS_UTIL_STATS_H_</span></div>
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<div class="ttc" id="aclass_cycle_timer_html"><div class="ttname"><a href="class_cycle_timer.html">CycleTimer</a></div><div class="ttdef"><b>Definition:</b> <a href="timer_8h_source.html#l00072">timer.h:72</a></div></div>
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<div class="ttc" id="aclass_cycle_timer_html_a1078e22984f3e1ab24411588d66e6193"><div class="ttname"><a href="class_cycle_timer.html#a1078e22984f3e1ab24411588d66e6193">CycleTimer::GetCycles</a></div><div class="ttdeci">int64 GetCycles() const</div><div class="ttdef"><b>Definition:</b> <a href="timer_8h_source.html#l00076">timer.h:76</a></div></div>
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<div class="ttc" id="aclass_wall_timer_html_a6bdbb9a2345c126ae0d72b1e2a9a21d5"><div class="ttname"><a href="class_wall_timer.html#a6bdbb9a2345c126ae0d72b1e2a9a21d5">WallTimer::Restart</a></div><div class="ttdeci">void Restart()</div><div class="ttdef"><b>Definition:</b> <a href="timer_8h_source.html#l00035">timer.h:35</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_disabled_scoped_instruction_counter_html"><div class="ttname"><a href="classoperations__research_1_1_disabled_scoped_instruction_counter.html">operations_research::DisabledScopedInstructionCounter</a></div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00381">stats.h:381</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_disabled_scoped_instruction_counter_html_a0d711ae08a11f6927a5827ce5b43ebc4"><div class="ttname"><a href="classoperations__research_1_1_disabled_scoped_instruction_counter.html#a0d711ae08a11f6927a5827ce5b43ebc4">operations_research::DisabledScopedInstructionCounter::operator=</a></div><div class="ttdeci">DisabledScopedInstructionCounter & operator=(const DisabledScopedInstructionCounter &)=delete</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_disabled_scoped_instruction_counter_html_a6b45e08ed319db036502d022a353005b"><div class="ttname"><a href="classoperations__research_1_1_disabled_scoped_instruction_counter.html#a6b45e08ed319db036502d022a353005b">operations_research::DisabledScopedInstructionCounter::DisabledScopedInstructionCounter</a></div><div class="ttdeci">DisabledScopedInstructionCounter(const std::string &name)</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00383">stats.h:383</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_disabled_scoped_instruction_counter_html_ad48267c27eb55139a645704b1dcd9bd9"><div class="ttname"><a href="classoperations__research_1_1_disabled_scoped_instruction_counter.html#ad48267c27eb55139a645704b1dcd9bd9">operations_research::DisabledScopedInstructionCounter::DisabledScopedInstructionCounter</a></div><div class="ttdeci">DisabledScopedInstructionCounter(const DisabledScopedInstructionCounter &)=delete</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_disabled_scoped_time_distribution_updater_html"><div class="ttname"><a href="classoperations__research_1_1_disabled_scoped_time_distribution_updater.html">operations_research::DisabledScopedTimeDistributionUpdater</a></div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00343">stats.h:343</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_disabled_scoped_time_distribution_updater_html_a538495a9086f85f72e925ee52ccb8b1b"><div class="ttname"><a href="classoperations__research_1_1_disabled_scoped_time_distribution_updater.html#a538495a9086f85f72e925ee52ccb8b1b">operations_research::DisabledScopedTimeDistributionUpdater::AlsoUpdate</a></div><div class="ttdeci">void AlsoUpdate(TimeDistribution *also_update)</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00346">stats.h:346</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_disabled_scoped_time_distribution_updater_html_af3c1cfb088921b1d6411a9ae18bc2953"><div class="ttname"><a href="classoperations__research_1_1_disabled_scoped_time_distribution_updater.html#af3c1cfb088921b1d6411a9ae18bc2953">operations_research::DisabledScopedTimeDistributionUpdater::DisabledScopedTimeDistributionUpdater</a></div><div class="ttdeci">DisabledScopedTimeDistributionUpdater(TimeDistribution *stat)</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00345">stats.h:345</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_distribution_stat_html"><div class="ttname"><a href="classoperations__research_1_1_distribution_stat.html">operations_research::DistributionStat</a></div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00175">stats.h:175</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_distribution_stat_html_a28726e931190dc86614c042722baa035"><div class="ttname"><a href="classoperations__research_1_1_distribution_stat.html#a28726e931190dc86614c042722baa035">operations_research::DistributionStat::max_</a></div><div class="ttdeci">double max_</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00210">stats.h:210</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_distribution_stat_html_a2c6ee5fe70160a107d26b300da9c8acd"><div class="ttname"><a href="classoperations__research_1_1_distribution_stat.html#a2c6ee5fe70160a107d26b300da9c8acd">operations_research::DistributionStat::Num</a></div><div class="ttdeci">int64 Num() const</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00191">stats.h:191</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_distribution_stat_html_a2d1ee6f8fc2aa0859c3ecf9825f64a14"><div class="ttname"><a href="classoperations__research_1_1_distribution_stat.html#a2d1ee6f8fc2aa0859c3ecf9825f64a14">operations_research::DistributionStat::StdDeviation</a></div><div class="ttdeci">double StdDeviation() const</div><div class="ttdef"><b>Definition:</b> <a href="stats_8cc_source.html#l00170">stats.cc:170</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_distribution_stat_html_a48264669fb0a8a9a06d86cff2e8efffa"><div class="ttname"><a href="classoperations__research_1_1_distribution_stat.html#a48264669fb0a8a9a06d86cff2e8efffa">operations_research::DistributionStat::Sum</a></div><div class="ttdeci">double Sum() const override</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00188">stats.h:188</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_distribution_stat_html_a88635d6fa0fa86ef400dad999318ed49"><div class="ttname"><a href="classoperations__research_1_1_distribution_stat.html#a88635d6fa0fa86ef400dad999318ed49">operations_research::DistributionStat::num_</a></div><div class="ttdeci">int64 num_</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00211">stats.h:211</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_distribution_stat_html_a8bcdcd42ddc8f439c264f0bc06eb2d1d"><div class="ttname"><a href="classoperations__research_1_1_distribution_stat.html#a8bcdcd42ddc8f439c264f0bc06eb2d1d">operations_research::DistributionStat::average_</a></div><div class="ttdeci">double average_</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00207">stats.h:207</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_distribution_stat_html_a92278798ae91c4d0425cca7e4baf6375"><div class="ttname"><a href="classoperations__research_1_1_distribution_stat.html#a92278798ae91c4d0425cca7e4baf6375">operations_research::DistributionStat::ValueAsString</a></div><div class="ttdeci">std::string ValueAsString() const override=0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_distribution_stat_html_a9fbe051a2f57ed4d629c429070965eaf"><div class="ttname"><a href="classoperations__research_1_1_distribution_stat.html#a9fbe051a2f57ed4d629c429070965eaf">operations_research::DistributionStat::sum_</a></div><div class="ttdeci">double sum_</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00206">stats.h:206</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_distribution_stat_html_aad57ea11c71cf57e42ecce0181026030"><div class="ttname"><a href="classoperations__research_1_1_distribution_stat.html#aad57ea11c71cf57e42ecce0181026030">operations_research::DistributionStat::AddToDistribution</a></div><div class="ttdeci">void AddToDistribution(double value)</div><div class="ttdef"><b>Definition:</b> <a href="stats_8cc_source.html#l00150">stats.cc:150</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_distribution_stat_html_abf27c9059f7eb75125cd9ca5a3e46293"><div class="ttname"><a href="classoperations__research_1_1_distribution_stat.html#abf27c9059f7eb75125cd9ca5a3e46293">operations_research::DistributionStat::sum_squares_from_average_</a></div><div class="ttdeci">double sum_squares_from_average_</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00208">stats.h:208</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_distribution_stat_html_acf705050e1f1e871931af88d9ef1fa84"><div class="ttname"><a href="classoperations__research_1_1_distribution_stat.html#acf705050e1f1e871931af88d9ef1fa84">operations_research::DistributionStat::DistributionStat</a></div><div class="ttdeci">DistributionStat()</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00178">stats.h:178</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_distribution_stat_html_ad21219e2aaf4e0155e5544c98b355bbd"><div class="ttname"><a href="classoperations__research_1_1_distribution_stat.html#ad21219e2aaf4e0155e5544c98b355bbd">operations_research::DistributionStat::Min</a></div><div class="ttdeci">double Min() const</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00190">stats.h:190</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_distribution_stat_html_ad3a27494d1093fc3a575682b38322f4d"><div class="ttname"><a href="classoperations__research_1_1_distribution_stat.html#ad3a27494d1093fc3a575682b38322f4d">operations_research::DistributionStat::min_</a></div><div class="ttdeci">double min_</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00209">stats.h:209</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_distribution_stat_html_ad779bb497179db63b116a844818ad2ea"><div class="ttname"><a href="classoperations__research_1_1_distribution_stat.html#ad779bb497179db63b116a844818ad2ea">operations_research::DistributionStat::Average</a></div><div class="ttdeci">double Average() const</div><div class="ttdef"><b>Definition:</b> <a href="stats_8cc_source.html#l00168">stats.cc:168</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_distribution_stat_html_ae48597c62f29f3b79db2c24cd19f118b"><div class="ttname"><a href="classoperations__research_1_1_distribution_stat.html#ae48597c62f29f3b79db2c24cd19f118b">operations_research::DistributionStat::Max</a></div><div class="ttdeci">double Max() const</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00189">stats.h:189</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_distribution_stat_html_ae79baf636ae3ce987b8b0114b653da3f"><div class="ttname"><a href="classoperations__research_1_1_distribution_stat.html#ae79baf636ae3ce987b8b0114b653da3f">operations_research::DistributionStat::WorthPrinting</a></div><div class="ttdeci">bool WorthPrinting() const override</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00182">stats.h:182</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_distribution_stat_html_af82f4acaed7bb39d568e689a9caa63d5"><div class="ttname"><a href="classoperations__research_1_1_distribution_stat.html#af82f4acaed7bb39d568e689a9caa63d5">operations_research::DistributionStat::Reset</a></div><div class="ttdeci">void Reset() override</div><div class="ttdef"><b>Definition:</b> <a href="stats_8cc_source.html#l00141">stats.cc:141</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_distribution_stat_html_affee7f757a31aabb08c6a7699a684845"><div class="ttname"><a href="classoperations__research_1_1_distribution_stat.html#affee7f757a31aabb08c6a7699a684845">operations_research::DistributionStat::~DistributionStat</a></div><div class="ttdeci">~DistributionStat() override</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00180">stats.h:180</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_double_distribution_html"><div class="ttname"><a href="classoperations__research_1_1_double_distribution.html">operations_research::DoubleDistribution</a></div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00275">stats.h:275</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_double_distribution_html_a0ee1462bab3da9ff05810577bf34c734"><div class="ttname"><a href="classoperations__research_1_1_double_distribution.html#a0ee1462bab3da9ff05810577bf34c734">operations_research::DoubleDistribution::DoubleDistribution</a></div><div class="ttdeci">DoubleDistribution(const std::string &name)</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00277">stats.h:277</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_double_distribution_html_ab752060035158983d9f12ff51d16a6c3"><div class="ttname"><a href="classoperations__research_1_1_double_distribution.html#ab752060035158983d9f12ff51d16a6c3">operations_research::DoubleDistribution::DoubleDistribution</a></div><div class="ttdeci">DoubleDistribution()</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00279">stats.h:279</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_double_distribution_html_ac9d765ba162438b4963dabe51ffc97f1"><div class="ttname"><a href="classoperations__research_1_1_double_distribution.html#ac9d765ba162438b4963dabe51ffc97f1">operations_research::DoubleDistribution::Add</a></div><div class="ttdeci">void Add(double value)</div><div class="ttdef"><b>Definition:</b> <a href="stats_8cc_source.html#l00222">stats.cc:222</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_double_distribution_html_adbcb99b3ed40dd0b57879acbda58e950"><div class="ttname"><a href="classoperations__research_1_1_double_distribution.html#adbcb99b3ed40dd0b57879acbda58e950">operations_research::DoubleDistribution::DoubleDistribution</a></div><div class="ttdeci">DoubleDistribution(const std::string &name, StatsGroup *group)</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00280">stats.h:280</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_double_distribution_html_af5fefc40cd2d2984159a9b13b95eb1e5"><div class="ttname"><a href="classoperations__research_1_1_double_distribution.html#af5fefc40cd2d2984159a9b13b95eb1e5">operations_research::DoubleDistribution::ValueAsString</a></div><div class="ttdeci">std::string ValueAsString() const override</div><div class="ttdef"><b>Definition:</b> <a href="stats_8cc_source.html#l00224">stats.cc:224</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_enabled_scoped_time_distribution_updater_html"><div class="ttname"><a href="classoperations__research_1_1_enabled_scoped_time_distribution_updater.html">operations_research::EnabledScopedTimeDistributionUpdater</a></div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00312">stats.h:312</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_enabled_scoped_time_distribution_updater_html_a538495a9086f85f72e925ee52ccb8b1b"><div class="ttname"><a href="classoperations__research_1_1_enabled_scoped_time_distribution_updater.html#a538495a9086f85f72e925ee52ccb8b1b">operations_research::EnabledScopedTimeDistributionUpdater::AlsoUpdate</a></div><div class="ttdeci">void AlsoUpdate(TimeDistribution *also_update)</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00335">stats.h:335</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_enabled_scoped_time_distribution_updater_html_a67612b69ec3579c03bf89c374eac292e"><div class="ttname"><a href="classoperations__research_1_1_enabled_scoped_time_distribution_updater.html#a67612b69ec3579c03bf89c374eac292e">operations_research::EnabledScopedTimeDistributionUpdater::~EnabledScopedTimeDistributionUpdater</a></div><div class="ttdeci">~EnabledScopedTimeDistributionUpdater()</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00319">stats.h:319</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_enabled_scoped_time_distribution_updater_html_ad6750c91bdec88be4a17a9fc29bfcb94"><div class="ttname"><a href="classoperations__research_1_1_enabled_scoped_time_distribution_updater.html#ad6750c91bdec88be4a17a9fc29bfcb94">operations_research::EnabledScopedTimeDistributionUpdater::EnabledScopedTimeDistributionUpdater</a></div><div class="ttdeci">EnabledScopedTimeDistributionUpdater(TimeDistribution *stat)</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00315">stats.h:315</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_integer_distribution_html"><div class="ttname"><a href="classoperations__research_1_1_integer_distribution.html">operations_research::IntegerDistribution</a></div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00287">stats.h:287</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_integer_distribution_html_a01b9185d21b2679257f85b66f82284fb"><div class="ttname"><a href="classoperations__research_1_1_integer_distribution.html#a01b9185d21b2679257f85b66f82284fb">operations_research::IntegerDistribution::IntegerDistribution</a></div><div class="ttdeci">IntegerDistribution(const std::string &name)</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00289">stats.h:289</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_integer_distribution_html_a1f98bb059d83eae471264e1512e44a9a"><div class="ttname"><a href="classoperations__research_1_1_integer_distribution.html#a1f98bb059d83eae471264e1512e44a9a">operations_research::IntegerDistribution::IntegerDistribution</a></div><div class="ttdeci">IntegerDistribution(const std::string &name, StatsGroup *group)</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00292">stats.h:292</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_integer_distribution_html_a2636a3167519d4730d9ddb8dadf7885b"><div class="ttname"><a href="classoperations__research_1_1_integer_distribution.html#a2636a3167519d4730d9ddb8dadf7885b">operations_research::IntegerDistribution::IntegerDistribution</a></div><div class="ttdeci">IntegerDistribution()</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00291">stats.h:291</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_integer_distribution_html_af4cfe0e87612156b8bc44ea1b5ca5abf"><div class="ttname"><a href="classoperations__research_1_1_integer_distribution.html#af4cfe0e87612156b8bc44ea1b5ca5abf">operations_research::IntegerDistribution::Add</a></div><div class="ttdeci">void Add(int64 value)</div><div class="ttdef"><b>Definition:</b> <a href="stats_8cc_source.html#l00229">stats.cc:229</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_integer_distribution_html_af5fefc40cd2d2984159a9b13b95eb1e5"><div class="ttname"><a href="classoperations__research_1_1_integer_distribution.html#af5fefc40cd2d2984159a9b13b95eb1e5">operations_research::IntegerDistribution::ValueAsString</a></div><div class="ttdeci">std::string ValueAsString() const override</div><div class="ttdef"><b>Definition:</b> <a href="stats_8cc_source.html#l00233">stats.cc:233</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_ratio_distribution_html"><div class="ttname"><a href="classoperations__research_1_1_ratio_distribution.html">operations_research::RatioDistribution</a></div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00263">stats.h:263</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_ratio_distribution_html_a4b062d3b3f39e34ccc9fe26a1c3e0d5a"><div class="ttname"><a href="classoperations__research_1_1_ratio_distribution.html#a4b062d3b3f39e34ccc9fe26a1c3e0d5a">operations_research::RatioDistribution::RatioDistribution</a></div><div class="ttdeci">RatioDistribution(const std::string &name, StatsGroup *group)</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00268">stats.h:268</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_ratio_distribution_html_a68d1aa2e8a54e0e815c8d95e44abc02d"><div class="ttname"><a href="classoperations__research_1_1_ratio_distribution.html#a68d1aa2e8a54e0e815c8d95e44abc02d">operations_research::RatioDistribution::RatioDistribution</a></div><div class="ttdeci">RatioDistribution(const std::string &name)</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00265">stats.h:265</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_ratio_distribution_html_a8c9de9d64102ab5447081c0af3cf8c90"><div class="ttname"><a href="classoperations__research_1_1_ratio_distribution.html#a8c9de9d64102ab5447081c0af3cf8c90">operations_research::RatioDistribution::RatioDistribution</a></div><div class="ttdeci">RatioDistribution()</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00267">stats.h:267</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_ratio_distribution_html_ac9d765ba162438b4963dabe51ffc97f1"><div class="ttname"><a href="classoperations__research_1_1_ratio_distribution.html#ac9d765ba162438b4963dabe51ffc97f1">operations_research::RatioDistribution::Add</a></div><div class="ttdeci">void Add(double value)</div><div class="ttdef"><b>Definition:</b> <a href="stats_8cc_source.html#l00211">stats.cc:211</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_ratio_distribution_html_af5fefc40cd2d2984159a9b13b95eb1e5"><div class="ttname"><a href="classoperations__research_1_1_ratio_distribution.html#af5fefc40cd2d2984159a9b13b95eb1e5">operations_research::RatioDistribution::ValueAsString</a></div><div class="ttdeci">std::string ValueAsString() const override</div><div class="ttdef"><b>Definition:</b> <a href="stats_8cc_source.html#l00216">stats.cc:216</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_stat_html"><div class="ttname"><a href="classoperations__research_1_1_stat.html">operations_research::Stat</a></div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00093">stats.h:93</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_stat_html_a18bd2f4dd2bf27f3f2d79edaa1bc271e"><div class="ttname"><a href="classoperations__research_1_1_stat.html#a18bd2f4dd2bf27f3f2d79edaa1bc271e">operations_research::Stat::WorthPrinting</a></div><div class="ttdeci">virtual bool WorthPrinting() const =0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_stat_html_a27a07e353fa71b591a62193dbc1c0229"><div class="ttname"><a href="classoperations__research_1_1_stat.html#a27a07e353fa71b591a62193dbc1c0229">operations_research::Stat::ValueAsString</a></div><div class="ttdeci">virtual std::string ValueAsString() const =0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_stat_html_a31d97584e036a752c8be65eb6846865d"><div class="ttname"><a href="classoperations__research_1_1_stat.html#a31d97584e036a752c8be65eb6846865d">operations_research::Stat::~Stat</a></div><div class="ttdeci">virtual ~Stat()</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00099">stats.h:99</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_stat_html_a41087c5f2f732f7a2f336b45b952f199"><div class="ttname"><a href="classoperations__research_1_1_stat.html#a41087c5f2f732f7a2f336b45b952f199">operations_research::Stat::Name</a></div><div class="ttdeci">std::string Name() const</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00102">stats.h:102</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_stat_html_a43a787400d2a563b9eee1a149225c18a"><div class="ttname"><a href="classoperations__research_1_1_stat.html#a43a787400d2a563b9eee1a149225c18a">operations_research::Stat::Reset</a></div><div class="ttdeci">virtual void Reset()=0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_stat_html_a743b077fb326c0e3aa5d1ca74ae2ed4e"><div class="ttname"><a href="classoperations__research_1_1_stat.html#a743b077fb326c0e3aa5d1ca74ae2ed4e">operations_research::Stat::Sum</a></div><div class="ttdeci">virtual double Sum() const</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00115">stats.h:115</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_stat_html_abe07a8683cea7eb50589b0681e99c03b"><div class="ttname"><a href="classoperations__research_1_1_stat.html#abe07a8683cea7eb50589b0681e99c03b">operations_research::Stat::Priority</a></div><div class="ttdeci">virtual int Priority() const</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00111">stats.h:111</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_stat_html_adfbfed59520fcc5b4b7fe950f78aa14b"><div class="ttname"><a href="classoperations__research_1_1_stat.html#adfbfed59520fcc5b4b7fe950f78aa14b">operations_research::Stat::Stat</a></div><div class="ttdeci">Stat(const std::string &name)</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00095">stats.h:95</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_stat_html_af9bc435481ae9e6e60d66a65d5394a7f"><div class="ttname"><a href="classoperations__research_1_1_stat.html#af9bc435481ae9e6e60d66a65d5394a7f">operations_research::Stat::StatString</a></div><div class="ttdeci">std::string StatString() const</div><div class="ttdef"><b>Definition:</b> <a href="stats_8cc_source.html#l00046">stats.cc:46</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_stats_group_html"><div class="ttname"><a href="classoperations__research_1_1_stats_group.html">operations_research::StatsGroup</a></div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00131">stats.h:131</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_stats_group_html_a372de693ad40b3f42839c8ec6ac845f4"><div class="ttname"><a href="classoperations__research_1_1_stats_group.html#a372de693ad40b3f42839c8ec6ac845f4">operations_research::StatsGroup::Reset</a></div><div class="ttdeci">void Reset()</div><div class="ttdef"><b>Definition:</b> <a href="stats_8cc_source.html#l00052">stats.cc:52</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_stats_group_html_a72289b62ea0e9c90e198f437528b3357"><div class="ttname"><a href="classoperations__research_1_1_stats_group.html#a72289b62ea0e9c90e198f437528b3357">operations_research::StatsGroup::Register</a></div><div class="ttdeci">void Register(Stat *stat)</div><div class="ttdef"><b>Definition:</b> <a href="stats_8cc_source.html#l00050">stats.cc:50</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_stats_group_html_a7dd2d34b553e27dd09bf4766140b3e9b"><div class="ttname"><a href="classoperations__research_1_1_stats_group.html#a7dd2d34b553e27dd09bf4766140b3e9b">operations_research::StatsGroup::SetPrintOrder</a></div><div class="ttdeci">void SetPrintOrder(PrintOrder print_order)</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00153">stats.h:153</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_stats_group_html_a9ad57a50faea44df629908e26fc1de40"><div class="ttname"><a href="classoperations__research_1_1_stats_group.html#a9ad57a50faea44df629908e26fc1de40">operations_research::StatsGroup::LookupOrCreateTimeDistribution</a></div><div class="ttdeci">TimeDistribution * LookupOrCreateTimeDistribution(std::string name)</div><div class="ttdef"><b>Definition:</b> <a href="stats_8cc_source.html#l00114">stats.cc:114</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_stats_group_html_aa8fc83a27372d89cee2a2e5dd024b515"><div class="ttname"><a href="classoperations__research_1_1_stats_group.html#aa8fc83a27372d89cee2a2e5dd024b515">operations_research::StatsGroup::PrintOrder</a></div><div class="ttdeci">PrintOrder</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00133">stats.h:133</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_stats_group_html_aa8fc83a27372d89cee2a2e5dd024b515a0a1aa84c65d99c7f8c2a52a0cb4b02b8"><div class="ttname"><a href="classoperations__research_1_1_stats_group.html#aa8fc83a27372d89cee2a2e5dd024b515a0a1aa84c65d99c7f8c2a52a0cb4b02b8">operations_research::StatsGroup::SORT_BY_NAME</a></div><div class="ttdeci">@ SORT_BY_NAME</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00135">stats.h:135</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_stats_group_html_aa8fc83a27372d89cee2a2e5dd024b515a59cc5c85cc65887ecc327790789c9c8c"><div class="ttname"><a href="classoperations__research_1_1_stats_group.html#aa8fc83a27372d89cee2a2e5dd024b515a59cc5c85cc65887ecc327790789c9c8c">operations_research::StatsGroup::SORT_BY_PRIORITY_THEN_VALUE</a></div><div class="ttdeci">@ SORT_BY_PRIORITY_THEN_VALUE</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00134">stats.h:134</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_stats_group_html_ad3718c845372a46a063163204783b7ca"><div class="ttname"><a href="classoperations__research_1_1_stats_group.html#ad3718c845372a46a063163204783b7ca">operations_research::StatsGroup::StatsGroup</a></div><div class="ttdeci">StatsGroup(const std::string &name)</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00138">stats.h:138</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_stats_group_html_ad864d00a339458c23486b219afb7a3bb"><div class="ttname"><a href="classoperations__research_1_1_stats_group.html#ad864d00a339458c23486b219afb7a3bb">operations_research::StatsGroup::~StatsGroup</a></div><div class="ttdeci">~StatsGroup()</div><div class="ttdef"><b>Definition:</b> <a href="stats_8cc_source.html#l00048">stats.cc:48</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_stats_group_html_af9bc435481ae9e6e60d66a65d5394a7f"><div class="ttname"><a href="classoperations__research_1_1_stats_group.html#af9bc435481ae9e6e60d66a65d5394a7f">operations_research::StatsGroup::StatString</a></div><div class="ttdeci">std::string StatString() const</div><div class="ttdef"><b>Definition:</b> <a href="stats_8cc_source.html#l00071">stats.cc:71</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_time_distribution_html"><div class="ttname"><a href="classoperations__research_1_1_time_distribution.html">operations_research::TimeDistribution</a></div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00221">stats.h:221</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_time_distribution_html_a10182fd38e6dc7d1effcfb62e6cb24a6"><div class="ttname"><a href="classoperations__research_1_1_time_distribution.html#a10182fd38e6dc7d1effcfb62e6cb24a6">operations_research::TimeDistribution::TimeDistribution</a></div><div class="ttdeci">TimeDistribution(const std::string &name, StatsGroup *group)</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00226">stats.h:226</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_time_distribution_html_a1ad6bf56760fd75bc7efe7326100a803"><div class="ttname"><a href="classoperations__research_1_1_time_distribution.html#a1ad6bf56760fd75bc7efe7326100a803">operations_research::TimeDistribution::StopTimerAndAddElapsedTime</a></div><div class="ttdeci">double StopTimerAndAddElapsedTime()</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00249">stats.h:249</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_time_distribution_html_a2ce18b3871a3d7fd5ef84e2e907b802e"><div class="ttname"><a href="classoperations__research_1_1_time_distribution.html#a2ce18b3871a3d7fd5ef84e2e907b802e">operations_research::TimeDistribution::CyclesToSeconds</a></div><div class="ttdeci">static double CyclesToSeconds(double num_cycles)</div><div class="ttdef"><b>Definition:</b> <a href="stats_8cc_source.html#l00175">stats.cc:175</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_time_distribution_html_a3e859dcef42ee23b6871e2d45863c005"><div class="ttname"><a href="classoperations__research_1_1_time_distribution.html#a3e859dcef42ee23b6871e2d45863c005">operations_research::TimeDistribution::AddTimeInCycles</a></div><div class="ttdeci">void AddTimeInCycles(double cycles)</div><div class="ttdef"><b>Definition:</b> <a href="stats_8cc_source.html#l00199">stats.cc:199</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_time_distribution_html_a65b41512c5b45ad93647f0c96cbab57d"><div class="ttname"><a href="classoperations__research_1_1_time_distribution.html#a65b41512c5b45ad93647f0c96cbab57d">operations_research::TimeDistribution::TimeDistribution</a></div><div class="ttdeci">TimeDistribution()</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00225">stats.h:225</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_time_distribution_html_a66509b494102a5c28ba6c8be3eab7733"><div class="ttname"><a href="classoperations__research_1_1_time_distribution.html#a66509b494102a5c28ba6c8be3eab7733">operations_research::TimeDistribution::StartTimer</a></div><div class="ttdeci">void StartTimer()</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00245">stats.h:245</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_time_distribution_html_abd71abcf88d31bcddbe2e70a638d873b"><div class="ttname"><a href="classoperations__research_1_1_time_distribution.html#abd71abcf88d31bcddbe2e70a638d873b">operations_research::TimeDistribution::TimeDistribution</a></div><div class="ttdeci">TimeDistribution(const std::string &name)</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00223">stats.h:223</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_time_distribution_html_ad6cdaa05bb6de7fa7538b9e288b38ec3"><div class="ttname"><a href="classoperations__research_1_1_time_distribution.html#ad6cdaa05bb6de7fa7538b9e288b38ec3">operations_research::TimeDistribution::Priority</a></div><div class="ttdeci">int Priority() const override</div><div class="ttdef"><b>Definition:</b> <a href="stats_8h_source.html#l00231">stats.h:231</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_time_distribution_html_ae3010428d37e69b1e0ae49bf1fdd0dae"><div class="ttname"><a href="classoperations__research_1_1_time_distribution.html#ae3010428d37e69b1e0ae49bf1fdd0dae">operations_research::TimeDistribution::AddTimeInSec</a></div><div class="ttdeci">void AddTimeInSec(double seconds)</div><div class="ttdef"><b>Definition:</b> <a href="stats_8cc_source.html#l00193">stats.cc:193</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_time_distribution_html_af5fefc40cd2d2984159a9b13b95eb1e5"><div class="ttname"><a href="classoperations__research_1_1_time_distribution.html#af5fefc40cd2d2984159a9b13b95eb1e5">operations_research::TimeDistribution::ValueAsString</a></div><div class="ttdeci">std::string ValueAsString() const override</div><div class="ttdef"><b>Definition:</b> <a href="stats_8cc_source.html#l00204">stats.cc:204</a></div></div>
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<div class="ttc" id="acp__model__solver_8cc_html_ac3cf9db02b23ea1455b5ae6955d03e47"><div class="ttname"><a href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a></div><div class="ttdeci">SharedTimeLimit * time_limit</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__solver_8cc_source.html#l02106">cp_model_solver.cc:2106</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html"><div class="ttname"><a href="namespaceoperations__research.html">operations_research</a></div><div class="ttdoc">The vehicle routing library lets one model and solve generic vehicle routing problems ranging from th...</div><div class="ttdef"><b>Definition:</b> <a href="dense__doubly__linked__list_8h_source.html#l00021">dense_doubly_linked_list.h:21</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_acb92bdbce12d475f965f6db3c5f5b7b5"><div class="ttname"><a href="namespaceoperations__research.html#acb92bdbce12d475f965f6db3c5f5b7b5">operations_research::MemoryUsage</a></div><div class="ttdeci">std::string MemoryUsage()</div><div class="ttdef"><b>Definition:</b> <a href="stats_8cc_source.html#l00025">stats.cc:25</a></div></div>
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