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<divclass="line"><aid="l00031"name="l00031"></a><spanclass="lineno"> 31</span><spanclass="keywordflow">if</span> (index < 0 || index >= variables.length) {</div>
<divclass="line"><aid="l00032"name="l00032"></a><spanclass="lineno"> 32</span><spanclass="keywordflow">throw</span><spanclass="keyword">new</span> IllegalArgumentException(<spanclass="stringliteral">"wrong index in LinearExpr.getVariable(): "</span> + index);</div>
<divclass="ttc"id="aclasscom_1_1google_1_1ortools_1_1sat_1_1SumOfVariables_html"><divclass="ttname"><ahref="classcom_1_1google_1_1ortools_1_1sat_1_1SumOfVariables.html">com.google.ortools.sat.SumOfVariables</a></div><divclass="ttdoc">A linear expression interface that can be parsed.</div><divclass="ttdef"><b>Definition:</b><ahref="SumOfVariables_8java_source.html#l00017">SumOfVariables.java:17</a></div></div>
<divclass="ttc"id="aclasscom_1_1google_1_1ortools_1_1sat_1_1SumOfVariables_html_a2c77626134edecc47b69efe661ea1904"><divclass="ttname"><ahref="classcom_1_1google_1_1ortools_1_1sat_1_1SumOfVariables.html#a2c77626134edecc47b69efe661ea1904">com.google.ortools.sat.SumOfVariables.getCoefficient</a></div><divclass="ttdeci">long getCoefficient(int index)</div><divclass="ttdoc">Returns the ith coefficient.</div><divclass="ttdef"><b>Definition:</b><ahref="SumOfVariables_8java_source.html#l00038">SumOfVariables.java:38</a></div></div>
<divclass="ttc"id="aclasscom_1_1google_1_1ortools_1_1sat_1_1SumOfVariables_html_a59f9cb76db051cd784a42f38220f896d"><divclass="ttname"><ahref="classcom_1_1google_1_1ortools_1_1sat_1_1SumOfVariables.html#a59f9cb76db051cd784a42f38220f896d">com.google.ortools.sat.SumOfVariables.numElements</a></div><divclass="ttdeci">int numElements()</div><divclass="ttdoc">Returns the number of elements in the interface.</div><divclass="ttdef"><b>Definition:</b><ahref="SumOfVariables_8java_source.html#l00025">SumOfVariables.java:25</a></div></div>
<divclass="ttc"id="aclasscom_1_1google_1_1ortools_1_1sat_1_1SumOfVariables_html_aa7d6a5c7e69f4efdc6a44b85bbe22f1a"><divclass="ttname"><ahref="classcom_1_1google_1_1ortools_1_1sat_1_1SumOfVariables.html#aa7d6a5c7e69f4efdc6a44b85bbe22f1a">com.google.ortools.sat.SumOfVariables.getOffset</a></div><divclass="ttdeci">long getOffset()</div><divclass="ttdoc">Returns the constant part of the expression.</div><divclass="ttdef"><b>Definition:</b><ahref="SumOfVariables_8java_source.html#l00043">SumOfVariables.java:43</a></div></div>
<divclass="ttc"id="aclasscom_1_1google_1_1ortools_1_1sat_1_1SumOfVariables_html_aff988e01e71c0dd3c11e6f970a209520"><divclass="ttname"><ahref="classcom_1_1google_1_1ortools_1_1sat_1_1SumOfVariables.html#aff988e01e71c0dd3c11e6f970a209520">com.google.ortools.sat.SumOfVariables.getVariable</a></div><divclass="ttdeci">IntVar getVariable(int index)</div><divclass="ttdoc">Returns the ith variable.</div><divclass="ttdef"><b>Definition:</b><ahref="SumOfVariables_8java_source.html#l00030">SumOfVariables.java:30</a></div></div>
<divclass="ttc"id="ainterfacecom_1_1google_1_1ortools_1_1sat_1_1LinearExpr_html"><divclass="ttname"><ahref="interfacecom_1_1google_1_1ortools_1_1sat_1_1LinearExpr.html">com.google.ortools.sat.LinearExpr</a></div><divclass="ttdoc">A linear expression interface that can be parsed.</div><divclass="ttdef"><b>Definition:</b><ahref="LinearExpr_8java_source.html#l00017">LinearExpr.java:17</a></div></div>