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<div class="headertitle"><div class="title">backtracking Namespace Reference</div></div>
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<p>for vector container
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<a href="#details">More...</a></p>
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<table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 id="header-nested-classes" class="groupheader"><a id="nested-classes" name="nested-classes"></a>
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Classes</h2></td></tr>
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<tr class="memitem:generate_5Fparentheses" id="r_generate_5Fparentheses"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="../../df/de5/classbacktracking_1_1generate__parentheses.html">generate_parentheses</a></td></tr>
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<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight"><a class="el" href="../../df/de5/classbacktracking_1_1generate__parentheses.html" title="generate_parentheses class">generate_parentheses</a> class <a href="../../df/de5/classbacktracking_1_1generate__parentheses.html#details">More...</a><br /></td></tr>
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</table><table class="memberdecls">
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Functions</h2></td></tr>
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<tr class="memitem:a78540bcb5ef3473b2348cbc34748ec50" id="r_a78540bcb5ef3473b2348cbc34748ec50"><td class="memTemplParams" colspan="2">template<size_t T> </td></tr>
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<tr class="memitem:a78540bcb5ef3473b2348cbc34748ec50 template"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="#a78540bcb5ef3473b2348cbc34748ec50">minimax</a> (int depth, int node_index, bool is_max, const std::array< int, T > &scores, double <a class="el" href="../../d8/dee/avltree_8cpp.html#ae4a66d8b0c2b0d626aea45977e358c83">height</a>)</td></tr>
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<tr class="memdesc:a78540bcb5ef3473b2348cbc34748ec50"><td class="mdescLeft"> </td><td class="mdescRight">Check which is the maximum/minimum number in the array. <br /></td></tr>
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</table>
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<a name="details" id="details"></a><h2 id="header-details" class="groupheader">Detailed Description</h2>
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<div class="textblock"><p>for vector container </p>
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<p>for assert</p>
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<p>Backtracking algorithms.</p>
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<p>for IO operations</p>
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<p>for assert for I/O operation</p>
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<p>Backtracking algorithms</p>
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<p>for std::array</p>
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<p>Backtracking algorithms</p>
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<p>for std::count for assert for IO operations for std::list for std::accumulate for std::vector</p>
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<p>for std::max, std::min for std::array for log2</p>
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<p>Backtracking algorithms</p>
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<p>for std::array for assert</p>
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<p>Backtracking algorithms</p>
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<p>for IO operations for unordered_map for std::vector</p>
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<p>Backtracking algorithms</p>
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<p>for IO operations for std::vector</p>
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<p>Backtracking algorithms</p>
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<p>for assert</p>
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<p>Backtracking algorithms </p>
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</div><a name="doc-func-members" id="doc-func-members"></a><h2 id="header-doc-func-members" class="groupheader">Function Documentation</h2>
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<a id="a78540bcb5ef3473b2348cbc34748ec50" name="a78540bcb5ef3473b2348cbc34748ec50"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a78540bcb5ef3473b2348cbc34748ec50">◆ </a></span>minimax()</h2>
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<div class="memitem">
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<div class="memproto">
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<div class="memtemplate">
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template<size_t T> </div>
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<table class="memname">
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<tr>
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<td class="memname">int backtracking::minimax </td>
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<td>(</td>
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<td class="paramtype">int</td> <td class="paramname"><span class="paramname"><em>depth</em></span>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">int</td> <td class="paramname"><span class="paramname"><em>node_index</em></span>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">bool</td> <td class="paramname"><span class="paramname"><em>is_max</em></span>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">const std::array< int, T > &</td> <td class="paramname"><span class="paramname"><em>scores</em></span>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">double</td> <td class="paramname"><span class="paramname"><em>height</em></span> )</td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>Check which is the maximum/minimum number in the array. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">depth</td><td>current depth in game tree </td></tr>
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<tr><td class="paramname">node_index</td><td>current index in array </td></tr>
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<tr><td class="paramname">is_max</td><td>if current index is the longest number </td></tr>
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<tr><td class="paramname">scores</td><td>saved numbers in array </td></tr>
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<tr><td class="paramname">height</td><td>maximum height for game tree </td></tr>
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</table>
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</dd>
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</dl>
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<dl class="section return"><dt>Returns</dt><dd>the maximum or minimum number </dd></dl>
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<p class="definition">Definition at line <a class="el" href="../../df/dfb/minimax_8cpp_source.html#l00039">39</a> of file <a class="el" href="../../df/dfb/minimax_8cpp_source.html">minimax.cpp</a>.</p>
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<div class="fragment"><div class="line"><span class="lineno"> 40</span> {</div>
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<div class="line"><span class="lineno"> 41</span> <span class="keywordflow">if</span> (depth == <a class="code hl_function" href="../../d8/dee/avltree_8cpp.html#ae4a66d8b0c2b0d626aea45977e358c83">height</a>) {</div>
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<div class="line"><span class="lineno"> 42</span> <span class="keywordflow">return</span> scores[node_index];</div>
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<div class="line"><span class="lineno"> 43</span> }</div>
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<div class="line"><span class="lineno"> 44</span> </div>
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<div class="line"><span class="lineno"> 45</span> <span class="keywordtype">int</span> v1 = <a class="code hl_function" href="#a78540bcb5ef3473b2348cbc34748ec50">minimax</a>(depth + 1, node_index * 2, !is_max, scores, <a class="code hl_function" href="../../d8/dee/avltree_8cpp.html#ae4a66d8b0c2b0d626aea45977e358c83">height</a>);</div>
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<div class="line"><span class="lineno"> 46</span> <span class="keywordtype">int</span> v2 = <a class="code hl_function" href="#a78540bcb5ef3473b2348cbc34748ec50">minimax</a>(depth + 1, node_index * 2 + 1, !is_max, scores, <a class="code hl_function" href="../../d8/dee/avltree_8cpp.html#ae4a66d8b0c2b0d626aea45977e358c83">height</a>);</div>
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<div class="line"><span class="lineno"> 47</span> </div>
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<div class="line"><span class="lineno"> 48</span> <span class="keywordflow">return</span> is_max ? std::max(v1, v2) : std::min(v1, v2);</div>
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<div class="line"><span class="lineno"> 49</span>}</div>
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<div class="ttc" id="aavltree_8cpp_html_ae4a66d8b0c2b0d626aea45977e358c83"><div class="ttname"><a href="../../d8/dee/avltree_8cpp.html#ae4a66d8b0c2b0d626aea45977e358c83">height</a></div><div class="ttdeci">int height(node *root)</div><div class="ttdef"><b>Definition</b> <a href="../../d8/dee/avltree_8cpp_source.html#l00038">avltree.cpp:38</a></div></div>
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<div class="ttc" id="anamespacebacktracking_html_a78540bcb5ef3473b2348cbc34748ec50"><div class="ttname"><a href="#a78540bcb5ef3473b2348cbc34748ec50">backtracking::minimax</a></div><div class="ttdeci">int minimax(int depth, int node_index, bool is_max, const std::array< int, T > &scores, double height)</div><div class="ttdoc">Check which is the maximum/minimum number in the array.</div><div class="ttdef"><b>Definition</b> <a href="../../df/dfb/minimax_8cpp_source.html#l00039">minimax.cpp:39</a></div></div>
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