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<a href="sparse__vector__view_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>&#160;<span class="comment">// Copyright 2010-2021 Google LLC</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment">// Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment">// you may not use this file except in compliance with the License.</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment">// You may obtain a copy of the License at</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment">// distributed under the License is distributed on an &quot;AS IS&quot; BASIS,</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment">// See the License for the specific language governing permissions and</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment">// limitations under the License.</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;</div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="comment">// A read only view for sparse vectors that implements various utilities.</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="comment">// This header defines:</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="comment">// * SparseVectorView&lt;T&gt;: a sparse vector as a span of int64_t ids and another</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="comment">// span of values of type T. The underlying data is not owned and the user</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="comment">// must ensure the data outlives the view.</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="comment">// * Overloaded MakeView factories to avoid explicit template arguments.</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="comment">// The utilities implemented by SparseVectorView&lt;T&gt; include:</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="comment">// * const range iterations over the (id, value) pairs.</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="comment">// * .as_map&lt;IdT&gt;() member function that returns the view as a</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="comment">// absl::flat_hash_map&lt;IdT, T&gt;</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="comment">// Example:</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;<span class="comment">// const std::vector&lt;int64_t&gt; ids = {2, 5, 7};</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;<span class="comment">// const std::vector&lt;double&gt; values= {1.0, 3.0, 1.0};</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="comment">// const SparseVectorView&lt;double&gt; view = MakeView(ids, values);</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;<span class="comment">// Now view.ids =&gt; [2, 5, 7] and view.values =&gt; [1.0, 3.0, 1.0]. To iterate over</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;<span class="comment">// the (id, value) pairs:</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160;<span class="comment">// for(const auto [id, value] : view) {</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;<span class="comment">// ...</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;<span class="comment">// }</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;<span class="comment">// To get a map that casts the ids to the strong int type VariableId:</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;<span class="comment">// auto map = view.as_map&lt;VariableId&gt;();</span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;<span class="comment">// For more information, see the class comments below.</span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;<span class="preprocessor">#ifndef OR_TOOLS_MATH_OPT_CORE_SPARSE_VECTOR_VIEW_H_</span></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160;<span class="preprocessor">#define OR_TOOLS_MATH_OPT_CORE_SPARSE_VECTOR_VIEW_H_</span></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160;</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160;<span class="preprocessor">#include &lt;stdint.h&gt;</span></div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160;</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160;<span class="preprocessor">#include &lt;cstdint&gt;</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160;<span class="preprocessor">#include &lt;iterator&gt;</span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160;<span class="preprocessor">#include &lt;utility&gt;</span></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160;</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="integral__types_8h.html">ortools/base/integral_types.h</a>&quot;</span></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="base_2logging_8h.html">ortools/base/logging.h</a>&quot;</span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160;<span class="preprocessor">#include &quot;google/protobuf/message.h&quot;</span></div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160;<span class="preprocessor">#include &quot;absl/container/flat_hash_map.h&quot;</span></div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160;<span class="preprocessor">#include &quot;absl/types/span.h&quot;</span></div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="map__util_8h.html">ortools/base/map_util.h</a>&quot;</span></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160;<span class="preprocessor">#include &quot;ortools/math_opt/sparse_containers.pb.h&quot;</span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160;</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespaceoperations__research.html">operations_research</a> {</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160;<span class="keyword">namespace </span>math_opt {</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160;</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160;<span class="comment">// Recovers the values-type of a SparseVector type like SparseDoubleVector or</span></div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160;<span class="comment">// SparseBoolVector.</span></div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> SparseVector&gt;</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160;<span class="keyword">using</span> <a class="code" href="namespaceoperations__research_1_1math__opt.html#a603dc055ec94c54d788945fa317c8fd6">sparse_value_type</a> = <span class="keyword">typename</span> std::remove_reference&lt;</div><div class="line"><a name="l00069"></a><span class="lineno"><a class="line" href="namespaceoperations__research_1_1math__opt.html#a603dc055ec94c54d788945fa317c8fd6"> 69</a></span>&#160; decltype(SparseVector().values())&gt;::type::value_type;</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160;</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160;<span class="comment">// Abstracts sparse ids-values structures like SparseDoubleVector and mimics</span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160;<span class="comment">// its .ids()/.values() API. It additionally provides const range iterations</span></div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160;<span class="comment">// over the (id, value) pairs and conversion to a map.</span></div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160;<span class="comment">// The returned iterators are proper STL forward iterators that can be used with</span></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160;<span class="comment">// STL containers. For example to build a vector of pairs of values, one can</span></div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>&#160;<span class="comment">// simply use the iterators:</span></div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160;<span class="comment">// const auto view = MakeView(arg);</span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160;<span class="comment">// const std::vector v(view.begin(), view.end());</span></div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160;<span class="comment">// Constructor SparseVectorView&lt;T&gt;(ids, values) will not check if ids and values</span></div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160;<span class="comment">// have the same length. However, iterator functions and .as_map() will CHECK</span></div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160;<span class="comment">// fail if ids and values do not have the same length.</span></div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div><div class="line"><a name="l00086"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html"> 86</a></span>&#160;<span class="keyword">class </span><a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html">SparseVectorView</a> {</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; <span class="keyword">public</span>:</div><div class="line"><a name="l00088"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#a7e180a3d471ee0709741ef51748fba5d"> 88</a></span>&#160; <span class="keyword">using</span> <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#a7e180a3d471ee0709741ef51748fba5d">value_type</a> = std::pair&lt;int64_t, T&gt;;</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160;</div><div class="line"><a name="l00090"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html"> 90</a></span>&#160; <span class="keyword">class </span><a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html">const_iterator</a> {</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160; <span class="keyword">public</span>:</div><div class="line"><a name="l00092"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#a7745d4fd5af255b0ea3e681414f069bf"> 92</a></span>&#160; <span class="keyword">using</span> <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#a7745d4fd5af255b0ea3e681414f069bf">value_type</a> = <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#a7e180a3d471ee0709741ef51748fba5d">SparseVectorView::value_type</a>;</div><div class="line"><a name="l00093"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#ad22bd40cacb993e9bf49cf10e7ef245a"> 93</a></span>&#160; <span class="keyword">using</span> <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#ad22bd40cacb993e9bf49cf10e7ef245a">reference</a> = <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#a7745d4fd5af255b0ea3e681414f069bf">value_type</a>;</div><div class="line"><a name="l00094"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#a1c8ba3b7a92a01249bfab95d9c274c59"> 94</a></span>&#160; <span class="keyword">using</span> <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#a1c8ba3b7a92a01249bfab95d9c274c59">pointer</a> = void;</div><div class="line"><a name="l00095"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#a647f5468d705975cc184849980e2c979"> 95</a></span>&#160; <span class="keyword">using</span> <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#a647f5468d705975cc184849980e2c979">const_pointer</a> = void;</div><div class="line"><a name="l00096"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#a050a225c186759226f61bddf7106a033"> 96</a></span>&#160; <span class="keyword">using</span> <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#a050a225c186759226f61bddf7106a033">difference_type</a> = int;</div><div class="line"><a name="l00097"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#a6b137a24d9328a60aef01d0f938cf0c3"> 97</a></span>&#160; <span class="keyword">using</span> <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#a6b137a24d9328a60aef01d0f938cf0c3">iterator_category</a> = std::forward_iterator_tag;</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160;</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#a7745d4fd5af255b0ea3e681414f069bf">value_type</a> <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#a29e60c8e38213ea47b41e08ca0716934">operator*</a>() <span class="keyword">const</span>;</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html">const_iterator</a>&amp; <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#a7c591a3a83f2f4b570f2b5734401695f">operator++</a>();</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#a160d6f02409d9d3eb6ee14d8b3f7d2e1">operator!=</a>(<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html">const_iterator</a>&amp; other) <span class="keyword">const</span>;</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160;</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; <span class="keyword">private</span>:</div><div class="line"><a name="l00104"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#aec9b692ba1b8edac6cca4dc53fce14a3"> 104</a></span>&#160; <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html">SparseVectorView</a>;</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160;</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; <span class="keyword">inline</span> <span class="keyword">explicit</span> <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html">const_iterator</a>(<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html">SparseVectorView</a>* view,</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; <span class="keywordtype">bool</span> at_end = <span class="keyword">false</span>);</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160;</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html">SparseVectorView</a>* view_ = <span class="keyword">nullptr</span>;</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; <span class="keywordtype">int</span> index_ = 0;</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; };</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160;</div><div class="line"><a name="l00113"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#a34e11b0879f2317a9f28cb5097e89342"> 113</a></span>&#160; <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#a34e11b0879f2317a9f28cb5097e89342">SparseVectorView</a>(absl::Span&lt;const int64_t&gt; <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#ad4bab914a79fb8e8c4583636b6c875e0">ids</a>, absl::Span&lt;const T&gt; <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#a9552f2c279f7aa4e81fd80f315e9358a">values</a>)</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; : ids_(std::move(<a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#ad4bab914a79fb8e8c4583636b6c875e0">ids</a>)), values_(std::move(<a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#a9552f2c279f7aa4e81fd80f315e9358a">values</a>)) {}</div><div class="line"><a name="l00115"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#a6bae5fcff15ce97175488eb2d7051795"> 115</a></span>&#160; <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#a6bae5fcff15ce97175488eb2d7051795">SparseVectorView</a>() {}</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160;</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; <span class="keyword">inline</span> const_iterator <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#a0ff963ec3de5474478f19f38675e0f37">begin</a>() <span class="keyword">const</span>;</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; <span class="keyword">inline</span> const_iterator <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#acd6396f53c004931a9b034f3522c0711">end</a>() <span class="keyword">const</span>;</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160;</div><div class="line"><a name="l00120"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#ad4bab914a79fb8e8c4583636b6c875e0"> 120</a></span>&#160; absl::Span&lt;const int64_t&gt; <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#ad4bab914a79fb8e8c4583636b6c875e0">ids</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> ids_; }</div><div class="line"><a name="l00121"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#af18c108ef10dfe49dc1ca28f9ef1d6e0"> 121</a></span>&#160; int64_t <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#af18c108ef10dfe49dc1ca28f9ef1d6e0">ids</a>(<span class="keywordtype">int</span> <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> ids_[<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>]; }</div><div class="line"><a name="l00122"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#adba8aeea6b3ab13542ddf986029505ea"> 122</a></span>&#160; <span class="keywordtype">int</span> <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#adba8aeea6b3ab13542ddf986029505ea">ids_size</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> ids_.size(); }</div><div class="line"><a name="l00123"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#a9552f2c279f7aa4e81fd80f315e9358a"> 123</a></span>&#160; absl::Span&lt;const T&gt; <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#a9552f2c279f7aa4e81fd80f315e9358a">values</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> values_; }</div><div class="line"><a name="l00124"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#a174cd4a46dd94a8233b0ba2451d07b52"> 124</a></span>&#160; <span class="keywordtype">int</span> <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#a174cd4a46dd94a8233b0ba2451d07b52">values_size</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> values_.size(); }</div><div class="line"><a name="l00125"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#abe393c63ddbfd673081d78ad61f4e7df"> 125</a></span>&#160; <span class="keyword">const</span> T&amp; <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#abe393c63ddbfd673081d78ad61f4e7df">values</a>(<span class="keywordtype">int</span> <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> values_[<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>]; }</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160;</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; <span class="comment">// It should be possible to construct an IndexType from an integer</span></div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> IndexType&gt;</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; absl::flat_hash_map&lt;IndexType, T&gt; <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#ad8f408dd30ae416b8a89877d8eedba65">as_map</a>();</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160;</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; <span class="keyword">private</span>:</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; absl::Span&lt;const int64_t&gt; ids_;</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; absl::Span&lt;const T&gt; values_;</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160;};</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160;</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160;<span class="comment">// Returns a view for values that are vector-like collection like</span></div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160;<span class="comment">// std::vector&lt;T&gt; or google::protobuf::RepeatedField&lt;T&gt;. See other overloads for other</span></div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160;<span class="comment">// values-types.</span></div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> Collection, <span class="keyword">typename</span> T = <span class="keyword">typename</span> Collection::value_type&gt;</div><div class="line"><a name="l00140"></a><span class="lineno"><a class="line" href="namespaceoperations__research_1_1math__opt.html#ac17be684f3a6337b38f287c0a1e8c691"> 140</a></span>&#160;<a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html">SparseVectorView&lt;T&gt;</a> <a class="code" href="namespaceoperations__research_1_1math__opt.html#ac17be684f3a6337b38f287c0a1e8c691">MakeView</a>(absl::Span&lt;const int64_t&gt; ids,</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160; <span class="keyword">const</span> Collection&amp; values) {</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html">SparseVectorView&lt;T&gt;</a>(ids, values);</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160;}</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160;</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160;<span class="comment">// Returns a view for values that are google::protobuf::RepeatedPtrField&lt;T&gt;. Common use</span></div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160;<span class="comment">// for this overload is when T = std::string. See other overloads for other</span></div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160;<span class="comment">// values-types.</span></div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div><div class="line"><a name="l00149"></a><span class="lineno"><a class="line" href="namespaceoperations__research_1_1math__opt.html#a30d3f22ea7ed13a6d90422f5c74e0272"> 149</a></span>&#160;<a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html">SparseVectorView&lt;const T*&gt;</a> <a class="code" href="namespaceoperations__research_1_1math__opt.html#ac17be684f3a6337b38f287c0a1e8c691">MakeView</a>(<span class="keyword">const</span> google::protobuf::RepeatedField&lt;int64_t&gt;&amp; ids,</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; <span class="keyword">const</span> google::protobuf::RepeatedPtrField&lt;T&gt;&amp; values) {</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html">SparseVectorView&lt;const T*&gt;</a>(ids, values);</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160;}</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160;</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160;<span class="comment">// Returns a view for values in a SparseDoubleVectorProto, SparseBoolVectorProto</span></div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160;<span class="comment">// or similar structure. For such cases, it is preferred over the two-argument</span></div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>&#160;<span class="comment">// overloads. See other overloads for other values-types.</span></div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> SparseVectorProto,</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>&#160; <span class="keyword">typename</span> T = sparse_value_type&lt;SparseVectorProto&gt;&gt;</div><div class="line"><a name="l00159"></a><span class="lineno"><a class="line" href="namespaceoperations__research_1_1math__opt.html#a18f36ca1d9c390dc4561c6cf641e5fe5"> 159</a></span>&#160;<a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html">SparseVectorView&lt;T&gt;</a> <a class="code" href="namespaceoperations__research_1_1math__opt.html#ac17be684f3a6337b38f287c0a1e8c691">MakeView</a>(<span class="keyword">const</span> SparseVectorProto&amp; sparse_vector) {</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160; <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html">SparseVectorView&lt;T&gt;</a>(sparse_vector.ids(), sparse_vector.values());</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160;}</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160;</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>&#160;<span class="comment">// Inline implementations</span></div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160;SparseVectorView&lt;T&gt;::const_iterator::const_iterator(</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160; <span class="keyword">const</span> SparseVectorView&lt;T&gt;* view, <span class="keywordtype">bool</span> at_end)</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>&#160; : view_(view) {</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>&#160; <span class="keywordflow">if</span> (at_end) {</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>&#160; index_ = view_-&gt;ids_size();</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160; }</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>&#160;}</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160;</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>&#160;<span class="keyword">typename</span> SparseVectorView&lt;T&gt;::const_iterator::value_type</div><div class="line"><a name="l00178"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#a29e60c8e38213ea47b41e08ca0716934"> 178</a></span>&#160;<a class="code" href="namespaceoperations__research.html#a5a7f9281983064baa0e2a613de059b67">SparseVectorView&lt;T&gt;::const_iterator::operator*</a>()<span class="keyword"> const </span>{</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160; <span class="keywordflow">return</span> {view_-&gt;ids(index_), view_-&gt;values(index_)};</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160;}</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160;</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160;<span class="keyword">typename</span> <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html">SparseVectorView&lt;T&gt;::const_iterator</a>&amp;</div><div class="line"><a name="l00184"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#a7c591a3a83f2f4b570f2b5734401695f"> 184</a></span>&#160;<a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html">SparseVectorView&lt;T&gt;::const_iterator::operator++</a>() {</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160; <a class="code" href="base_2logging_8h.html#ab62f5ed8f2d48e29802be0cbbcd1359a">DCHECK_LT</a>(index_, view_-&gt;ids_size());</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>&#160; ++index_;</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>&#160; <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>&#160;}</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160;</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div><div class="line"><a name="l00191"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#a160d6f02409d9d3eb6ee14d8b3f7d2e1"> 191</a></span>&#160;<span class="keywordtype">bool</span> <a class="code" href="namespaceoperations__research_1_1math__opt.html#ab178aaedd4038bc74e549075b3b09a92">SparseVectorView&lt;T&gt;::const_iterator::operator!=</a>(</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160; <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html">const_iterator</a>&amp; other)<span class="keyword"> const </span>{</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160; <a class="code" href="base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0">DCHECK_EQ</a>(view_, other.view_);</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160; <span class="keywordflow">return</span> index_ != other.index_;</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>&#160;}</div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>&#160;</div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div><div class="line"><a name="l00198"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#a0ff963ec3de5474478f19f38675e0f37"> 198</a></span>&#160;<span class="keyword">typename</span> <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html">SparseVectorView&lt;T&gt;::const_iterator</a> <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html">SparseVectorView&lt;T&gt;::begin</a>()<span class="keyword"></span></div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>&#160;<span class="keyword"> const </span>{</div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>&#160; <a class="code" href="base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0">DCHECK_EQ</a>(ids_size(), values_size());</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>&#160; <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html">const_iterator</a>(<span class="keyword">this</span>, <span class="comment">/*at_end=*/</span><span class="keyword">false</span>);</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>&#160;}</div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>&#160;</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div><div class="line"><a name="l00205"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#acd6396f53c004931a9b034f3522c0711"> 205</a></span>&#160;<span class="keyword">typename</span> <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html">SparseVectorView&lt;T&gt;::const_iterator</a> <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html">SparseVectorView&lt;T&gt;::end</a>()<span class="keyword"> const </span>{</div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span>&#160; <a class="code" href="base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0">DCHECK_EQ</a>(ids_size(), values_size());</div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span>&#160; <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html">const_iterator</a>(<span class="keyword">this</span>, <span class="comment">/*at_end=*/</span><span class="keyword">true</span>);</div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>&#160;}</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>&#160;</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> IndexType&gt;</div><div class="line"><a name="l00212"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#ad8f408dd30ae416b8a89877d8eedba65"> 212</a></span>&#160;absl::flat_hash_map&lt;IndexType, T&gt; <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html">SparseVectorView&lt;T&gt;::as_map</a>() {</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>&#160; absl::flat_hash_map&lt;IndexType, T&gt; result;</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span>&#160; <a class="code" href="base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b">CHECK_EQ</a>(ids_size(), values_size());</div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span>&#160; result.reserve(ids_size());</div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span>&#160; <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>&amp; [<span class="keywordtype">id</span>, <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>] : *<span class="keyword">this</span>) {</div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span>&#160; <a class="code" href="namespacegtl.html#a5c0d4dea208db4deaa285c06b78d8181">gtl::InsertOrDie</a>(&amp;result, IndexType(<span class="keywordtype">id</span>), <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>);</div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>&#160; }</div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>&#160; <span class="keywordflow">return</span> result;</div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>&#160;}</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span>&#160;</div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>&#160;} <span class="comment">// namespace math_opt</span></div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>&#160;} <span class="comment">// namespace operations_research</span></div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>&#160;</div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>&#160;<span class="preprocessor">#endif // OR_TOOLS_MATH_OPT_CORE_SPARSE_VECTOR_VIEW_H_</span></div><div class="ttc" id="classoperations__research_1_1math__opt_1_1_sparse_vector_view_html_ad4bab914a79fb8e8c4583636b6c875e0"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#ad4bab914a79fb8e8c4583636b6c875e0">operations_research::math_opt::SparseVectorView::ids</a></div><div class="ttdeci">absl::Span&lt; const int64_t &gt; ids() const</div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00120">sparse_vector_view.h:120</a></div></div>
<div class="ttc" id="classoperations__research_1_1math__opt_1_1_sparse_vector_view_html_a9552f2c279f7aa4e81fd80f315e9358a"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#a9552f2c279f7aa4e81fd80f315e9358a">operations_research::math_opt::SparseVectorView::values</a></div><div class="ttdeci">absl::Span&lt; const T &gt; values() const</div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00123">sparse_vector_view.h:123</a></div></div>
<div class="ttc" id="classoperations__research_1_1math__opt_1_1_sparse_vector_view_html_af18c108ef10dfe49dc1ca28f9ef1d6e0"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#af18c108ef10dfe49dc1ca28f9ef1d6e0">operations_research::math_opt::SparseVectorView::ids</a></div><div class="ttdeci">int64_t ids(int index) const</div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00121">sparse_vector_view.h:121</a></div></div>
<div class="ttc" id="namespaceoperations__research_1_1math__opt_html_ac17be684f3a6337b38f287c0a1e8c691"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#ac17be684f3a6337b38f287c0a1e8c691">operations_research::math_opt::MakeView</a></div><div class="ttdeci">SparseVectorView&lt; T &gt; MakeView(absl::Span&lt; const int64_t &gt; ids, const Collection &amp;values)</div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00140">sparse_vector_view.h:140</a></div></div>
<div class="ttc" id="classoperations__research_1_1math__opt_1_1_sparse_vector_view_html_acd6396f53c004931a9b034f3522c0711"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#acd6396f53c004931a9b034f3522c0711">operations_research::math_opt::SparseVectorView::end</a></div><div class="ttdeci">const_iterator end() const</div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00205">sparse_vector_view.h:205</a></div></div>
<div class="ttc" id="classoperations__research_1_1math__opt_1_1_sparse_vector_view_html_abe393c63ddbfd673081d78ad61f4e7df"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#abe393c63ddbfd673081d78ad61f4e7df">operations_research::math_opt::SparseVectorView::values</a></div><div class="ttdeci">const T &amp; values(int index) const</div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00125">sparse_vector_view.h:125</a></div></div>
<div class="ttc" id="namespaceoperations__research_1_1math__opt_html_ab178aaedd4038bc74e549075b3b09a92"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#ab178aaedd4038bc74e549075b3b09a92">operations_research::math_opt::operator!=</a></div><div class="ttdeci">bool operator!=(const LinearConstraint &amp;lhs, const LinearConstraint &amp;rhs)</div><div class="ttdef"><b>Definition:</b> <a href="math__opt_2cpp_2linear__constraint_8h_source.html#l00135">math_opt/cpp/linear_constraint.h:135</a></div></div>
<div class="ttc" id="classoperations__research_1_1math__opt_1_1_sparse_vector_view_html_ad8f408dd30ae416b8a89877d8eedba65"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#ad8f408dd30ae416b8a89877d8eedba65">operations_research::math_opt::SparseVectorView::as_map</a></div><div class="ttdeci">absl::flat_hash_map&lt; IndexType, T &gt; as_map()</div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00212">sparse_vector_view.h:212</a></div></div>
<div class="ttc" id="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator_html"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html">operations_research::math_opt::SparseVectorView::const_iterator</a></div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00090">sparse_vector_view.h:90</a></div></div>
<div class="ttc" id="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator_html_a7745d4fd5af255b0ea3e681414f069bf"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#a7745d4fd5af255b0ea3e681414f069bf">operations_research::math_opt::SparseVectorView::const_iterator::value_type</a></div><div class="ttdeci">SparseVectorView::value_type value_type</div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00092">sparse_vector_view.h:92</a></div></div>
<div class="ttc" id="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator_html_a7c591a3a83f2f4b570f2b5734401695f"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#a7c591a3a83f2f4b570f2b5734401695f">operations_research::math_opt::SparseVectorView::const_iterator::operator++</a></div><div class="ttdeci">const_iterator &amp; operator++()</div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00184">sparse_vector_view.h:184</a></div></div>
<div class="ttc" id="namespacegtl_html_a5c0d4dea208db4deaa285c06b78d8181"><div class="ttname"><a href="namespacegtl.html#a5c0d4dea208db4deaa285c06b78d8181">gtl::InsertOrDie</a></div><div class="ttdeci">void InsertOrDie(Collection *const collection, const typename Collection::value_type &amp;value)</div><div class="ttdef"><b>Definition:</b> <a href="map__util_8h_source.html#l00154">map_util.h:154</a></div></div>
<div class="ttc" id="classoperations__research_1_1math__opt_1_1_sparse_vector_view_html_a174cd4a46dd94a8233b0ba2451d07b52"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#a174cd4a46dd94a8233b0ba2451d07b52">operations_research::math_opt::SparseVectorView::values_size</a></div><div class="ttdeci">int values_size() const</div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00124">sparse_vector_view.h:124</a></div></div>
<div class="ttc" id="classoperations__research_1_1math__opt_1_1_sparse_vector_view_html_a7e180a3d471ee0709741ef51748fba5d"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#a7e180a3d471ee0709741ef51748fba5d">operations_research::math_opt::SparseVectorView::value_type</a></div><div class="ttdeci">std::pair&lt; int64_t, T &gt; value_type</div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00088">sparse_vector_view.h:88</a></div></div>
<div class="ttc" id="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator_html_a647f5468d705975cc184849980e2c979"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#a647f5468d705975cc184849980e2c979">operations_research::math_opt::SparseVectorView::const_iterator::const_pointer</a></div><div class="ttdeci">void const_pointer</div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00095">sparse_vector_view.h:95</a></div></div>
<div class="ttc" id="integral__types_8h_html"><div class="ttname"><a href="integral__types_8h.html">integral_types.h</a></div></div>
<div class="ttc" id="classoperations__research_1_1math__opt_1_1_sparse_vector_view_html"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html">operations_research::math_opt::SparseVectorView</a></div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00086">sparse_vector_view.h:86</a></div></div>
<div class="ttc" id="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator_html_ad22bd40cacb993e9bf49cf10e7ef245a"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#ad22bd40cacb993e9bf49cf10e7ef245a">operations_research::math_opt::SparseVectorView::const_iterator::reference</a></div><div class="ttdeci">value_type reference</div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00093">sparse_vector_view.h:93</a></div></div>
<div class="ttc" id="map__util_8h_html"><div class="ttname"><a href="map__util_8h.html">map_util.h</a></div></div>
<div class="ttc" id="classoperations__research_1_1math__opt_1_1_sparse_vector_view_html_a34e11b0879f2317a9f28cb5097e89342"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#a34e11b0879f2317a9f28cb5097e89342">operations_research::math_opt::SparseVectorView::SparseVectorView</a></div><div class="ttdeci">SparseVectorView(absl::Span&lt; const int64_t &gt; ids, absl::Span&lt; const T &gt; values)</div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00113">sparse_vector_view.h:113</a></div></div>
<div class="ttc" id="namespaceoperations__research_html_a5a7f9281983064baa0e2a613de059b67"><div class="ttname"><a href="namespaceoperations__research.html#a5a7f9281983064baa0e2a613de059b67">operations_research::operator *</a></div><div class="ttdeci">LinearExpr operator *(LinearExpr lhs, double rhs)</div><div class="ttdef"><b>Definition:</b> <a href="linear__expr_8cc_source.html#l00154">linear_expr.cc:154</a></div></div>
<div class="ttc" id="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator_html_a6b137a24d9328a60aef01d0f938cf0c3"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#a6b137a24d9328a60aef01d0f938cf0c3">operations_research::math_opt::SparseVectorView::const_iterator::iterator_category</a></div><div class="ttdeci">std::forward_iterator_tag iterator_category</div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00097">sparse_vector_view.h:97</a></div></div>
<div class="ttc" id="pack_8cc_html_a750b5d744c39a06bfb13e6eb010e35d0"><div class="ttname"><a href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a></div><div class="ttdeci">int index</div><div class="ttdef"><b>Definition:</b> <a href="pack_8cc_source.html#l00509">pack.cc:509</a></div></div>
<div class="ttc" id="base_2logging_8h_html_a7c0ce053b28d53aa4eaf3eb7fb71663b"><div class="ttname"><a href="base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b">CHECK_EQ</a></div><div class="ttdeci">#define CHECK_EQ(val1, val2)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00702">base/logging.h:702</a></div></div>
<div class="ttc" id="base_2logging_8h_html"><div class="ttname"><a href="base_2logging_8h.html">logging.h</a></div></div>
<div class="ttc" id="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator_html_a050a225c186759226f61bddf7106a033"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#a050a225c186759226f61bddf7106a033">operations_research::math_opt::SparseVectorView::const_iterator::difference_type</a></div><div class="ttdeci">int difference_type</div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00096">sparse_vector_view.h:96</a></div></div>
<div class="ttc" id="base_2logging_8h_html_ae89df3243bbb8341130c7b3f44145ea0"><div class="ttname"><a href="base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0">DCHECK_EQ</a></div><div class="ttdeci">#define DCHECK_EQ(val1, val2)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00890">base/logging.h:890</a></div></div>
<div class="ttc" id="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator_html_a1c8ba3b7a92a01249bfab95d9c274c59"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#a1c8ba3b7a92a01249bfab95d9c274c59">operations_research::math_opt::SparseVectorView::const_iterator::pointer</a></div><div class="ttdeci">void pointer</div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00094">sparse_vector_view.h:94</a></div></div>
<div class="ttc" id="classoperations__research_1_1math__opt_1_1_sparse_vector_view_html_a0ff963ec3de5474478f19f38675e0f37"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#a0ff963ec3de5474478f19f38675e0f37">operations_research::math_opt::SparseVectorView::begin</a></div><div class="ttdeci">const_iterator begin() const</div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00198">sparse_vector_view.h:198</a></div></div>
<div class="ttc" id="namespaceoperations__research_html"><div class="ttname"><a href="namespaceoperations__research.html">operations_research</a></div><div class="ttdoc">Collection of objects used to extend the Constraint Solver library.</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>
<div class="ttc" id="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator_html_a160d6f02409d9d3eb6ee14d8b3f7d2e1"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#a160d6f02409d9d3eb6ee14d8b3f7d2e1">operations_research::math_opt::SparseVectorView::const_iterator::operator!=</a></div><div class="ttdeci">bool operator!=(const const_iterator &amp;other) const</div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00191">sparse_vector_view.h:191</a></div></div>
<div class="ttc" id="classoperations__research_1_1math__opt_1_1_sparse_vector_view_html_a6bae5fcff15ce97175488eb2d7051795"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#a6bae5fcff15ce97175488eb2d7051795">operations_research::math_opt::SparseVectorView::SparseVectorView</a></div><div class="ttdeci">SparseVectorView()</div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00115">sparse_vector_view.h:115</a></div></div>
<div class="ttc" id="demon__profiler_8cc_html_ac072af30c4ffbc834bb4c681f6ecb514"><div class="ttname"><a href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a></div><div class="ttdeci">int64_t value</div><div class="ttdef"><b>Definition:</b> <a href="demon__profiler_8cc_source.html#l00044">demon_profiler.cc:44</a></div></div>
<div class="ttc" id="namespaceoperations__research_1_1math__opt_html_a603dc055ec94c54d788945fa317c8fd6"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#a603dc055ec94c54d788945fa317c8fd6">operations_research::math_opt::sparse_value_type</a></div><div class="ttdeci">typename std::remove_reference&lt; decltype(SparseVector().values())&gt;::type::value_type sparse_value_type</div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00069">sparse_vector_view.h:69</a></div></div>
<div class="ttc" id="classoperations__research_1_1math__opt_1_1_sparse_vector_view_html_adba8aeea6b3ab13542ddf986029505ea"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_view.html#adba8aeea6b3ab13542ddf986029505ea">operations_research::math_opt::SparseVectorView::ids_size</a></div><div class="ttdeci">int ids_size() const</div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00122">sparse_vector_view.h:122</a></div></div>
<div class="ttc" id="base_2logging_8h_html_ab62f5ed8f2d48e29802be0cbbcd1359a"><div class="ttname"><a href="base_2logging_8h.html#ab62f5ed8f2d48e29802be0cbbcd1359a">DCHECK_LT</a></div><div class="ttdeci">#define DCHECK_LT(val1, val2)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00893">base/logging.h:893</a></div></div>
<div class="ttc" id="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator_html_a29e60c8e38213ea47b41e08ca0716934"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_view_1_1const__iterator.html#a29e60c8e38213ea47b41e08ca0716934">operations_research::math_opt::SparseVectorView::const_iterator::operator *</a></div><div class="ttdeci">value_type operator *() const</div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00178">sparse_vector_view.h:178</a></div></div>
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