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<title>Algorithms_in_C++: range_queries::heavy_light_decomposition::HLD< X > Class Template Reference</title>
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<link href="../../tabs.css" rel="stylesheet" type="text/css"/>
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<div id="projectname">Algorithms_in_C++<span id="projectnumber"> 1.0.0</span>
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</div>
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<div id="projectbrief">Set of algorithms implemented in C++.</div>
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/* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&dn=expat.txt MIT */
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@@ -110,7 +110,7 @@ Inheritance diagram for range_queries::heavy_light_decomposition::HLD< X >
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<div class="dynheader">
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Collaboration diagram for range_queries::heavy_light_decomposition::HLD< X >:</div>
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<div class="dyncontent">
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<div class="center"><iframe scrolling="no" frameborder="0" src="../../dc/dd9/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d__coll__graph.svg" width="352" height="147"><p><b>This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.</b></p></iframe>
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<div class="center"><div class="zoom"><iframe scrolling="no" frameborder="0" src="../../dc/dd9/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d__coll__graph.svg" width="100%" height="526"><p><b>This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.</b></p></iframe></div>
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</div>
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<center><span class="legend">[<a target="top" href="../../graph_legend.html">legend</a>]</span></center></div>
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<table class="memberdecls">
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@@ -210,7 +210,7 @@ template<typename X > </div>
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<td class="mlabels-left">
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<table class="memname">
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<tr>
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<td class="memname"><a class="el" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html">range_queries::heavy_light_decomposition::HLD</a>< X >::<a class="el" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html">HLD</a> </td>
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<td class="memname"><a class="el" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html">range_queries::heavy_light_decomposition::HLD</a>< X >::HLD </td>
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<td>(</td>
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<td class="paramtype">int </td>
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<td class="paramname"><em>nodes</em></td><td>)</td>
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@@ -231,20 +231,24 @@ template<typename X > </div>
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</table>
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</dd>
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</dl>
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<div class="fragment"><div class="line"><a id="l00435" name="l00435"></a><span class="lineno"> 435</span> : Tree<X>(nodes), SG<X>(nodes) {</div>
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<div class="line"><a id="l00436" name="l00436"></a><span class="lineno"> 436</span> <span class="comment">/* Initialization and resize vectors */</span></div>
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<div class="line"><a id="l00437" name="l00437"></a><span class="lineno"> 437</span> <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a722cc7cf2c3e4d15583601a48b09776f">label</a> = 0;</div>
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<div class="line"><a id="l00438" name="l00438"></a><span class="lineno"> 438</span> <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#aa86a91ae0cd7898990a8170a2f2c9cda">h_label</a>.assign(<a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ae4630fa70a80a1dc65a875488a67178a">Tree<X>::t_nodes</a>, -1);</div>
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<div class="line"><a id="l00439" name="l00439"></a><span class="lineno"> 439</span> <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a84424f180f12b514eaab57a6aa20b104">h_heavychlid</a>.assign(<a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ae4630fa70a80a1dc65a875488a67178a">Tree<X>::t_nodes</a>, -1);</div>
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<div class="line"><a id="l00440" name="l00440"></a><span class="lineno"> 440</span> <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a1b336474d17eff1aa4be73d4068dc725">h_parent</a>.resize(<a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ae4630fa70a80a1dc65a875488a67178a">Tree<X>::t_nodes</a>);</div>
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<div class="line"><a id="l00441" name="l00441"></a><span class="lineno"> 441</span> <a class="code hl_functionRef" target="_blank" href="http://en.cppreference.com/w/cpp/algorithm/iota.html">iota</a>(<a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a1b336474d17eff1aa4be73d4068dc725">h_parent</a>.begin(), <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a1b336474d17eff1aa4be73d4068dc725">h_parent</a>.end(), 0);</div>
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<div class="line"><a id="l00442" name="l00442"></a><span class="lineno"> 442</span> }</div>
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<div class="fragment"><div class="line"><span class="lineno"> 435</span> : Tree<X>(nodes), SG<X>(nodes) {</div>
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<div class="line"><span class="lineno"> 436</span> <span class="comment">/* Initialization and resize vectors */</span></div>
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<div class="line"><span class="lineno"> 437</span> <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a722cc7cf2c3e4d15583601a48b09776f">label</a> = 0;</div>
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<div class="line"><span class="lineno"> 438</span> <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#aa86a91ae0cd7898990a8170a2f2c9cda">h_label</a>.<a class="code hl_functionRef" target="_blank" href="http://en.cppreference.com/w/cpp/container/vector/assign.html">assign</a>(<a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ae4630fa70a80a1dc65a875488a67178a">Tree<X>::t_nodes</a>, -1);</div>
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<div class="line"><span class="lineno"> 439</span> <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a84424f180f12b514eaab57a6aa20b104">h_heavychlid</a>.<a class="code hl_functionRef" target="_blank" href="http://en.cppreference.com/w/cpp/container/vector/assign.html">assign</a>(<a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ae4630fa70a80a1dc65a875488a67178a">Tree<X>::t_nodes</a>, -1);</div>
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<div class="line"><span class="lineno"> 440</span> <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a1b336474d17eff1aa4be73d4068dc725">h_parent</a>.<a class="code hl_functionRef" target="_blank" href="http://en.cppreference.com/w/cpp/container/vector/resize.html">resize</a>(<a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ae4630fa70a80a1dc65a875488a67178a">Tree<X>::t_nodes</a>);</div>
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<div class="line"><span class="lineno"> 441</span> <a class="code hl_functionRef" target="_blank" href="http://en.cppreference.com/w/cpp/algorithm/iota.html">iota</a>(<a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a1b336474d17eff1aa4be73d4068dc725">h_parent</a>.<a class="code hl_functionRef" target="_blank" href="http://en.cppreference.com/w/cpp/container/vector/begin.html">begin</a>(), <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a1b336474d17eff1aa4be73d4068dc725">h_parent</a>.<a class="code hl_functionRef" target="_blank" href="http://en.cppreference.com/w/cpp/container/vector/end.html">end</a>(), 0);</div>
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<div class="line"><span class="lineno"> 442</span> }</div>
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<div class="ttc" id="aassign_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/container/vector/assign.html">std::vector::assign</a></div><div class="ttdeci">T assign(T... args)</div></div>
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<div class="ttc" id="abegin_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/container/vector/begin.html">std::vector::begin</a></div><div class="ttdeci">T begin(T... args)</div></div>
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<div class="ttc" id="aclassrange__queries_1_1heavy__light__decomposition_1_1_h_l_d_html_a1b336474d17eff1aa4be73d4068dc725"><div class="ttname"><a href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a1b336474d17eff1aa4be73d4068dc725">range_queries::heavy_light_decomposition::HLD::h_parent</a></div><div class="ttdeci">std::vector< int > h_parent</div><div class="ttdoc">stores the top of the heavy chain from a node</div><div class="ttdef"><b>Definition:</b> heavy_light_decomposition.cpp:341</div></div>
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<div class="ttc" id="aclassrange__queries_1_1heavy__light__decomposition_1_1_h_l_d_html_a722cc7cf2c3e4d15583601a48b09776f"><div class="ttname"><a href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a722cc7cf2c3e4d15583601a48b09776f">range_queries::heavy_light_decomposition::HLD::label</a></div><div class="ttdeci">int label</div><div class="ttdoc">utility member to assign labels in dfs_labels()</div><div class="ttdef"><b>Definition:</b> heavy_light_decomposition.cpp:338</div></div>
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<div class="ttc" id="aclassrange__queries_1_1heavy__light__decomposition_1_1_h_l_d_html_a84424f180f12b514eaab57a6aa20b104"><div class="ttname"><a href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a84424f180f12b514eaab57a6aa20b104">range_queries::heavy_light_decomposition::HLD::h_heavychlid</a></div><div class="ttdeci">std::vector< int > h_heavychlid</div><div class="ttdoc">stores the heavy child of a node</div><div class="ttdef"><b>Definition:</b> heavy_light_decomposition.cpp:340</div></div>
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<div class="ttc" id="aclassrange__queries_1_1heavy__light__decomposition_1_1_h_l_d_html_aa86a91ae0cd7898990a8170a2f2c9cda"><div class="ttname"><a href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#aa86a91ae0cd7898990a8170a2f2c9cda">range_queries::heavy_light_decomposition::HLD::h_label</a></div><div class="ttdeci">std::vector< int > h_label</div><div class="ttdoc">stores the label of a node</div><div class="ttdef"><b>Definition:</b> heavy_light_decomposition.cpp:339</div></div>
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<div class="ttc" id="aclassrange__queries_1_1heavy__light__decomposition_1_1_tree_html_ae4630fa70a80a1dc65a875488a67178a"><div class="ttname"><a href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ae4630fa70a80a1dc65a875488a67178a">range_queries::heavy_light_decomposition::Tree::t_nodes</a></div><div class="ttdeci">const int t_nodes</div><div class="ttdoc">number of nodes</div><div class="ttdef"><b>Definition:</b> heavy_light_decomposition.cpp:84</div></div>
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<div class="ttc" id="aend_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/container/vector/end.html">std::vector::end</a></div><div class="ttdeci">T end(T... args)</div></div>
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<div class="ttc" id="aiota_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/algorithm/iota.html">std::iota</a></div><div class="ttdeci">T iota(T... args)</div></div>
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<div class="ttc" id="aresize_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/container/vector/resize.html">std::vector::resize</a></div><div class="ttdeci">T resize(T... args)</div></div>
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</div><!-- fragment -->
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</div>
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</div>
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@@ -294,25 +298,25 @@ template<typename X > </div>
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</dd>
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</dl>
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<dl class="section return"><dt>Returns</dt><dd>the sum of ndoe values in the simple path from a to b </dd></dl>
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<div class="fragment"><div class="line"><a id="l00409" name="l00409"></a><span class="lineno"> 409</span> {</div>
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<div class="line"><a id="l00410" name="l00410"></a><span class="lineno"> 410</span> X ret = <a class="code hl_variable" href="../../d9/d35/classrange__queries_1_1heavy__light__decomposition_1_1_s_g.html#aa7f93971a9f891e0bbb7023081f379d5">SG<X>::sret_init</a>;</div>
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<div class="line"><a id="l00411" name="l00411"></a><span class="lineno"> 411</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#a0efd0b9c564092f443ca97030d866ef1">Tree<X>::t_depth</a>[a] < <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#a0efd0b9c564092f443ca97030d866ef1">Tree<X>::t_depth</a>[b]) {</div>
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<div class="line"><a id="l00412" name="l00412"></a><span class="lineno"> 412</span> <a class="code hl_functionRef" target="_blank" href="http://en.cppreference.com/w/cpp/algorithm/swap.html">std::swap</a>(a, b);</div>
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<div class="line"><a id="l00413" name="l00413"></a><span class="lineno"> 413</span> }</div>
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<div class="line"><a id="l00414" name="l00414"></a><span class="lineno"> 414</span> <span class="keywordflow">while</span> (<a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#a0efd0b9c564092f443ca97030d866ef1">Tree<X>::t_depth</a>[a] >= <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#a0efd0b9c564092f443ca97030d866ef1">Tree<X>::t_depth</a>[b]) {</div>
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<div class="line"><a id="l00415" name="l00415"></a><span class="lineno"> 415</span> <span class="keywordtype">int</span> <a class="code hl_function" href="../../d4/d18/composite__simpson__rule_8cpp.html#a6d8df83a6f26ce24a75d3b358b7f5b8a">l</a> = <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#aa86a91ae0cd7898990a8170a2f2c9cda">h_label</a>[<a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a1b336474d17eff1aa4be73d4068dc725">h_parent</a>[a]];</div>
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<div class="line"><a id="l00416" name="l00416"></a><span class="lineno"> 416</span> <span class="keywordtype">int</span> r = <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#aa86a91ae0cd7898990a8170a2f2c9cda">h_label</a>[a];</div>
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<div class="line"><a id="l00417" name="l00417"></a><span class="lineno"> 417</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#a0efd0b9c564092f443ca97030d866ef1">Tree<X>::t_depth</a>[<a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a1b336474d17eff1aa4be73d4068dc725">h_parent</a>[a]] < <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#a0efd0b9c564092f443ca97030d866ef1">Tree<X>::t_depth</a>[b]) {</div>
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<div class="line"><a id="l00418" name="l00418"></a><span class="lineno"> 418</span> <a class="code hl_function" href="../../d4/d18/composite__simpson__rule_8cpp.html#a6d8df83a6f26ce24a75d3b358b7f5b8a">l</a> += <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#a0efd0b9c564092f443ca97030d866ef1">Tree<X>::t_depth</a>[b] - <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#a0efd0b9c564092f443ca97030d866ef1">Tree<X>::t_depth</a>[<a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a1b336474d17eff1aa4be73d4068dc725">h_parent</a>[a]];</div>
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<div class="line"><a id="l00419" name="l00419"></a><span class="lineno"> 419</span> }</div>
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<div class="line"><a id="l00420" name="l00420"></a><span class="lineno"> 420</span> ret = <a class="code hl_function" href="../../d9/d35/classrange__queries_1_1heavy__light__decomposition_1_1_s_g.html#a41c733f5f5e262b308f7cb95c88c1e74">SG<X>::combine</a>(ret, <a class="code hl_function" href="../../d9/d35/classrange__queries_1_1heavy__light__decomposition_1_1_s_g.html#a1fda852e6e522707fd97f61cdb0a2591">SG<X>::query</a>(l, r));</div>
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<div class="line"><a id="l00421" name="l00421"></a><span class="lineno"> 421</span> a = <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#a350157a5fb79f76fceae33fc84171203">Tree<X>::t_par</a>[<a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a1b336474d17eff1aa4be73d4068dc725">h_parent</a>[a]][0];</div>
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<div class="line"><a id="l00422" name="l00422"></a><span class="lineno"> 422</span> <span class="keywordflow">if</span> (a == -1) {</div>
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<div class="line"><a id="l00423" name="l00423"></a><span class="lineno"> 423</span> <span class="keywordflow">break</span>;</div>
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<div class="line"><a id="l00424" name="l00424"></a><span class="lineno"> 424</span> }</div>
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<div class="line"><a id="l00425" name="l00425"></a><span class="lineno"> 425</span> }</div>
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<div class="line"><a id="l00426" name="l00426"></a><span class="lineno"> 426</span> <span class="keywordflow">return</span> ret;</div>
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<div class="line"><a id="l00427" name="l00427"></a><span class="lineno"> 427</span> }</div>
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<div class="fragment"><div class="line"><span class="lineno"> 409</span> {</div>
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<div class="line"><span class="lineno"> 410</span> X ret = <a class="code hl_variable" href="../../d9/d35/classrange__queries_1_1heavy__light__decomposition_1_1_s_g.html#aa7f93971a9f891e0bbb7023081f379d5">SG<X>::sret_init</a>;</div>
|
||||
<div class="line"><span class="lineno"> 411</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#a0efd0b9c564092f443ca97030d866ef1">Tree<X>::t_depth</a>[a] < <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#a0efd0b9c564092f443ca97030d866ef1">Tree<X>::t_depth</a>[b]) {</div>
|
||||
<div class="line"><span class="lineno"> 412</span> <a class="code hl_functionRef" target="_blank" href="http://en.cppreference.com/w/cpp/algorithm/swap.html">std::swap</a>(a, b);</div>
|
||||
<div class="line"><span class="lineno"> 413</span> }</div>
|
||||
<div class="line"><span class="lineno"> 414</span> <span class="keywordflow">while</span> (<a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#a0efd0b9c564092f443ca97030d866ef1">Tree<X>::t_depth</a>[a] >= <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#a0efd0b9c564092f443ca97030d866ef1">Tree<X>::t_depth</a>[b]) {</div>
|
||||
<div class="line"><span class="lineno"> 415</span> <span class="keywordtype">int</span> <a class="code hl_function" href="../../d4/d18/composite__simpson__rule_8cpp.html#a6d8df83a6f26ce24a75d3b358b7f5b8a">l</a> = <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#aa86a91ae0cd7898990a8170a2f2c9cda">h_label</a>[<a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a1b336474d17eff1aa4be73d4068dc725">h_parent</a>[a]];</div>
|
||||
<div class="line"><span class="lineno"> 416</span> <span class="keywordtype">int</span> r = <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#aa86a91ae0cd7898990a8170a2f2c9cda">h_label</a>[a];</div>
|
||||
<div class="line"><span class="lineno"> 417</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#a0efd0b9c564092f443ca97030d866ef1">Tree<X>::t_depth</a>[<a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a1b336474d17eff1aa4be73d4068dc725">h_parent</a>[a]] < <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#a0efd0b9c564092f443ca97030d866ef1">Tree<X>::t_depth</a>[b]) {</div>
|
||||
<div class="line"><span class="lineno"> 418</span> <a class="code hl_function" href="../../d4/d18/composite__simpson__rule_8cpp.html#a6d8df83a6f26ce24a75d3b358b7f5b8a">l</a> += <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#a0efd0b9c564092f443ca97030d866ef1">Tree<X>::t_depth</a>[b] - <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#a0efd0b9c564092f443ca97030d866ef1">Tree<X>::t_depth</a>[<a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a1b336474d17eff1aa4be73d4068dc725">h_parent</a>[a]];</div>
|
||||
<div class="line"><span class="lineno"> 419</span> }</div>
|
||||
<div class="line"><span class="lineno"> 420</span> ret = <a class="code hl_function" href="../../d9/d35/classrange__queries_1_1heavy__light__decomposition_1_1_s_g.html#a41c733f5f5e262b308f7cb95c88c1e74">SG<X>::combine</a>(ret, <a class="code hl_function" href="../../d9/d35/classrange__queries_1_1heavy__light__decomposition_1_1_s_g.html#a1fda852e6e522707fd97f61cdb0a2591">SG<X>::query</a>(l, r));</div>
|
||||
<div class="line"><span class="lineno"> 421</span> a = <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#a350157a5fb79f76fceae33fc84171203">Tree<X>::t_par</a>[<a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a1b336474d17eff1aa4be73d4068dc725">h_parent</a>[a]][0];</div>
|
||||
<div class="line"><span class="lineno"> 422</span> <span class="keywordflow">if</span> (a == -1) {</div>
|
||||
<div class="line"><span class="lineno"> 423</span> <span class="keywordflow">break</span>;</div>
|
||||
<div class="line"><span class="lineno"> 424</span> }</div>
|
||||
<div class="line"><span class="lineno"> 425</span> }</div>
|
||||
<div class="line"><span class="lineno"> 426</span> <span class="keywordflow">return</span> ret;</div>
|
||||
<div class="line"><span class="lineno"> 427</span> }</div>
|
||||
<div class="ttc" id="aclassrange__queries_1_1heavy__light__decomposition_1_1_s_g_html_a1fda852e6e522707fd97f61cdb0a2591"><div class="ttname"><a href="../../d9/d35/classrange__queries_1_1heavy__light__decomposition_1_1_s_g.html#a1fda852e6e522707fd97f61cdb0a2591">range_queries::heavy_light_decomposition::SG::query</a></div><div class="ttdeci">X query(int l, int r)</div><div class="ttdoc">Make a range query from node label l to node label r.</div><div class="ttdef"><b>Definition:</b> heavy_light_decomposition.cpp:305</div></div>
|
||||
<div class="ttc" id="aclassrange__queries_1_1heavy__light__decomposition_1_1_s_g_html_a41c733f5f5e262b308f7cb95c88c1e74"><div class="ttname"><a href="../../d9/d35/classrange__queries_1_1heavy__light__decomposition_1_1_s_g.html#a41c733f5f5e262b308f7cb95c88c1e74">range_queries::heavy_light_decomposition::SG::combine</a></div><div class="ttdeci">X combine(X lhs, X rhs)</div><div class="ttdoc">Function that specifies the type of operation involved when segments are combined.</div><div class="ttdef"><b>Definition:</b> heavy_light_decomposition.cpp:274</div></div>
|
||||
<div class="ttc" id="aclassrange__queries_1_1heavy__light__decomposition_1_1_s_g_html_aa7f93971a9f891e0bbb7023081f379d5"><div class="ttname"><a href="../../d9/d35/classrange__queries_1_1heavy__light__decomposition_1_1_s_g.html#aa7f93971a9f891e0bbb7023081f379d5">range_queries::heavy_light_decomposition::SG::sret_init</a></div><div class="ttdeci">X sret_init</div><div class="ttdoc">inital query return value</div><div class="ttdef"><b>Definition:</b> heavy_light_decomposition.cpp:264</div></div>
|
||||
@@ -374,19 +378,19 @@ template<typename X > </div>
|
||||
</dd>
|
||||
</dl>
|
||||
<dl class="section return"><dt>Returns</dt><dd>void </dd></dl>
|
||||
<div class="fragment"><div class="line"><a id="l00350" name="l00350"></a><span class="lineno"> 350</span> {</div>
|
||||
<div class="line"><a id="l00351" name="l00351"></a><span class="lineno"> 351</span> <span class="keywordtype">int</span> hc_size = -1, hc_id = -1;</div>
|
||||
<div class="line"><a id="l00352" name="l00352"></a><span class="lineno"> 352</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keywordtype">int</span> &v : <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ab1aeaefa1bd97b867c652ba916fbdb43">Tree<X>::t_adj</a>[u]) {</div>
|
||||
<div class="line"><a id="l00353" name="l00353"></a><span class="lineno"> 353</span> <span class="keywordflow">if</span> (v ^ p) {</div>
|
||||
<div class="line"><a id="l00354" name="l00354"></a><span class="lineno"> 354</span> <a class="code hl_function" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#af64848d6630c39d0f09ce2359cc7c4f8">dfs_hc</a>(v, u);</div>
|
||||
<div class="line"><a id="l00355" name="l00355"></a><span class="lineno"> 355</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ada1494fccbc7f1f07b2f9be9f7e07ad5">Tree<X>::t_size</a>[v] > hc_size) {</div>
|
||||
<div class="line"><a id="l00356" name="l00356"></a><span class="lineno"> 356</span> hc_size = <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ada1494fccbc7f1f07b2f9be9f7e07ad5">Tree<X>::t_size</a>[v];</div>
|
||||
<div class="line"><a id="l00357" name="l00357"></a><span class="lineno"> 357</span> hc_id = v;</div>
|
||||
<div class="line"><a id="l00358" name="l00358"></a><span class="lineno"> 358</span> }</div>
|
||||
<div class="line"><a id="l00359" name="l00359"></a><span class="lineno"> 359</span> }</div>
|
||||
<div class="line"><a id="l00360" name="l00360"></a><span class="lineno"> 360</span> }</div>
|
||||
<div class="line"><a id="l00361" name="l00361"></a><span class="lineno"> 361</span> <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a84424f180f12b514eaab57a6aa20b104">h_heavychlid</a>[u] = hc_id;</div>
|
||||
<div class="line"><a id="l00362" name="l00362"></a><span class="lineno"> 362</span> }</div>
|
||||
<div class="fragment"><div class="line"><span class="lineno"> 350</span> {</div>
|
||||
<div class="line"><span class="lineno"> 351</span> <span class="keywordtype">int</span> hc_size = -1, hc_id = -1;</div>
|
||||
<div class="line"><span class="lineno"> 352</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keywordtype">int</span> &v : <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ab1aeaefa1bd97b867c652ba916fbdb43">Tree<X>::t_adj</a>[u]) {</div>
|
||||
<div class="line"><span class="lineno"> 353</span> <span class="keywordflow">if</span> (v ^ p) {</div>
|
||||
<div class="line"><span class="lineno"> 354</span> <a class="code hl_function" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#af64848d6630c39d0f09ce2359cc7c4f8">dfs_hc</a>(v, u);</div>
|
||||
<div class="line"><span class="lineno"> 355</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ada1494fccbc7f1f07b2f9be9f7e07ad5">Tree<X>::t_size</a>[v] > hc_size) {</div>
|
||||
<div class="line"><span class="lineno"> 356</span> hc_size = <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ada1494fccbc7f1f07b2f9be9f7e07ad5">Tree<X>::t_size</a>[v];</div>
|
||||
<div class="line"><span class="lineno"> 357</span> hc_id = v;</div>
|
||||
<div class="line"><span class="lineno"> 358</span> }</div>
|
||||
<div class="line"><span class="lineno"> 359</span> }</div>
|
||||
<div class="line"><span class="lineno"> 360</span> }</div>
|
||||
<div class="line"><span class="lineno"> 361</span> <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a84424f180f12b514eaab57a6aa20b104">h_heavychlid</a>[u] = hc_id;</div>
|
||||
<div class="line"><span class="lineno"> 362</span> }</div>
|
||||
<div class="ttc" id="aclassrange__queries_1_1heavy__light__decomposition_1_1_h_l_d_html_af64848d6630c39d0f09ce2359cc7c4f8"><div class="ttname"><a href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#af64848d6630c39d0f09ce2359cc7c4f8">range_queries::heavy_light_decomposition::HLD::dfs_hc</a></div><div class="ttdeci">void dfs_hc(int u, int p=-1)</div><div class="ttdoc">Utility function to assign heavy child to each node (-1 for a leaf node)</div><div class="ttdef"><b>Definition:</b> heavy_light_decomposition.cpp:350</div></div>
|
||||
<div class="ttc" id="aclassrange__queries_1_1heavy__light__decomposition_1_1_tree_html_ab1aeaefa1bd97b867c652ba916fbdb43"><div class="ttname"><a href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ab1aeaefa1bd97b867c652ba916fbdb43">range_queries::heavy_light_decomposition::Tree::t_adj</a></div><div class="ttdeci">std::vector< std::list< int > > t_adj</div><div class="ttdoc">an adjacency list to stores the tree edges</div><div class="ttdef"><b>Definition:</b> heavy_light_decomposition.cpp:83</div></div>
|
||||
<div class="ttc" id="aclassrange__queries_1_1heavy__light__decomposition_1_1_tree_html_ada1494fccbc7f1f07b2f9be9f7e07ad5"><div class="ttname"><a href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ada1494fccbc7f1f07b2f9be9f7e07ad5">range_queries::heavy_light_decomposition::Tree::t_size</a></div><div class="ttdeci">std::vector< int > t_size</div><div class="ttdoc">a vector to store the subtree size rooted at node</div><div class="ttdef"><b>Definition:</b> heavy_light_decomposition.cpp:89</div></div>
|
||||
@@ -444,17 +448,17 @@ template<typename X > </div>
|
||||
</dd>
|
||||
</dl>
|
||||
<dl class="section return"><dt>Returns</dt><dd>void </dd></dl>
|
||||
<div class="fragment"><div class="line"><a id="l00390" name="l00390"></a><span class="lineno"> 390</span> {</div>
|
||||
<div class="line"><a id="l00391" name="l00391"></a><span class="lineno"> 391</span> <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#aa86a91ae0cd7898990a8170a2f2c9cda">h_label</a>[u] = <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a722cc7cf2c3e4d15583601a48b09776f">label</a>++;</div>
|
||||
<div class="line"><a id="l00392" name="l00392"></a><span class="lineno"> 392</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a84424f180f12b514eaab57a6aa20b104">h_heavychlid</a>[u] != -1) {</div>
|
||||
<div class="line"><a id="l00393" name="l00393"></a><span class="lineno"> 393</span> <a class="code hl_function" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a0579062b384e54b611b80c6337c7f2c8">dfs_labels</a>(<a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a84424f180f12b514eaab57a6aa20b104">h_heavychlid</a>[u], u);</div>
|
||||
<div class="line"><a id="l00394" name="l00394"></a><span class="lineno"> 394</span> }</div>
|
||||
<div class="line"><a id="l00395" name="l00395"></a><span class="lineno"> 395</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keywordtype">int</span> &v : <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ab1aeaefa1bd97b867c652ba916fbdb43">Tree<X>::t_adj</a>[u]) {</div>
|
||||
<div class="line"><a id="l00396" name="l00396"></a><span class="lineno"> 396</span> <span class="keywordflow">if</span> (v ^ p and v ^ <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a84424f180f12b514eaab57a6aa20b104">h_heavychlid</a>[u]) {</div>
|
||||
<div class="line"><a id="l00397" name="l00397"></a><span class="lineno"> 397</span> <a class="code hl_function" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a0579062b384e54b611b80c6337c7f2c8">dfs_labels</a>(v, u);</div>
|
||||
<div class="line"><a id="l00398" name="l00398"></a><span class="lineno"> 398</span> }</div>
|
||||
<div class="line"><a id="l00399" name="l00399"></a><span class="lineno"> 399</span> }</div>
|
||||
<div class="line"><a id="l00400" name="l00400"></a><span class="lineno"> 400</span> }</div>
|
||||
<div class="fragment"><div class="line"><span class="lineno"> 390</span> {</div>
|
||||
<div class="line"><span class="lineno"> 391</span> <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#aa86a91ae0cd7898990a8170a2f2c9cda">h_label</a>[u] = <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a722cc7cf2c3e4d15583601a48b09776f">label</a>++;</div>
|
||||
<div class="line"><span class="lineno"> 392</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a84424f180f12b514eaab57a6aa20b104">h_heavychlid</a>[u] != -1) {</div>
|
||||
<div class="line"><span class="lineno"> 393</span> <a class="code hl_function" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a0579062b384e54b611b80c6337c7f2c8">dfs_labels</a>(<a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a84424f180f12b514eaab57a6aa20b104">h_heavychlid</a>[u], u);</div>
|
||||
<div class="line"><span class="lineno"> 394</span> }</div>
|
||||
<div class="line"><span class="lineno"> 395</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keywordtype">int</span> &v : <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ab1aeaefa1bd97b867c652ba916fbdb43">Tree<X>::t_adj</a>[u]) {</div>
|
||||
<div class="line"><span class="lineno"> 396</span> <span class="keywordflow">if</span> (v ^ p and v ^ <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a84424f180f12b514eaab57a6aa20b104">h_heavychlid</a>[u]) {</div>
|
||||
<div class="line"><span class="lineno"> 397</span> <a class="code hl_function" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a0579062b384e54b611b80c6337c7f2c8">dfs_labels</a>(v, u);</div>
|
||||
<div class="line"><span class="lineno"> 398</span> }</div>
|
||||
<div class="line"><span class="lineno"> 399</span> }</div>
|
||||
<div class="line"><span class="lineno"> 400</span> }</div>
|
||||
<div class="ttc" id="aclassrange__queries_1_1heavy__light__decomposition_1_1_h_l_d_html_a0579062b384e54b611b80c6337c7f2c8"><div class="ttname"><a href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a0579062b384e54b611b80c6337c7f2c8">range_queries::heavy_light_decomposition::HLD::dfs_labels</a></div><div class="ttdeci">void dfs_labels(int u, int p=-1)</div><div class="ttdoc">Utility function to lable the nodes so that heavy chains have a contigous lable.</div><div class="ttdef"><b>Definition:</b> heavy_light_decomposition.cpp:390</div></div>
|
||||
</div><!-- fragment --><div class="dynheader">
|
||||
Here is the call graph for this function:</div>
|
||||
@@ -510,17 +514,17 @@ template<typename X > </div>
|
||||
</dd>
|
||||
</dl>
|
||||
<dl class="section return"><dt>Returns</dt><dd>void </dd></dl>
|
||||
<div class="fragment"><div class="line"><a id="l00371" name="l00371"></a><span class="lineno"> 371</span> {</div>
|
||||
<div class="line"><a id="l00372" name="l00372"></a><span class="lineno"> 372</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a84424f180f12b514eaab57a6aa20b104">h_heavychlid</a>[u] != -1) {</div>
|
||||
<div class="line"><a id="l00373" name="l00373"></a><span class="lineno"> 373</span> <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a1b336474d17eff1aa4be73d4068dc725">h_parent</a>[<a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a84424f180f12b514eaab57a6aa20b104">h_heavychlid</a>[u]] = <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a1b336474d17eff1aa4be73d4068dc725">h_parent</a>[u];</div>
|
||||
<div class="line"><a id="l00374" name="l00374"></a><span class="lineno"> 374</span> <a class="code hl_function" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a2dfbda148aad0bfaba2ebfda9ebc915a">dfs_par</a>(<a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a84424f180f12b514eaab57a6aa20b104">h_heavychlid</a>[u], u);</div>
|
||||
<div class="line"><a id="l00375" name="l00375"></a><span class="lineno"> 375</span> }</div>
|
||||
<div class="line"><a id="l00376" name="l00376"></a><span class="lineno"> 376</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keywordtype">int</span> &v : <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ab1aeaefa1bd97b867c652ba916fbdb43">Tree<X>::t_adj</a>[u]) {</div>
|
||||
<div class="line"><a id="l00377" name="l00377"></a><span class="lineno"> 377</span> <span class="keywordflow">if</span> (v ^ p and v ^ <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a84424f180f12b514eaab57a6aa20b104">h_heavychlid</a>[u]) {</div>
|
||||
<div class="line"><a id="l00378" name="l00378"></a><span class="lineno"> 378</span> <a class="code hl_function" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a2dfbda148aad0bfaba2ebfda9ebc915a">dfs_par</a>(v, u);</div>
|
||||
<div class="line"><a id="l00379" name="l00379"></a><span class="lineno"> 379</span> }</div>
|
||||
<div class="line"><a id="l00380" name="l00380"></a><span class="lineno"> 380</span> }</div>
|
||||
<div class="line"><a id="l00381" name="l00381"></a><span class="lineno"> 381</span> }</div>
|
||||
<div class="fragment"><div class="line"><span class="lineno"> 371</span> {</div>
|
||||
<div class="line"><span class="lineno"> 372</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a84424f180f12b514eaab57a6aa20b104">h_heavychlid</a>[u] != -1) {</div>
|
||||
<div class="line"><span class="lineno"> 373</span> <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a1b336474d17eff1aa4be73d4068dc725">h_parent</a>[<a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a84424f180f12b514eaab57a6aa20b104">h_heavychlid</a>[u]] = <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a1b336474d17eff1aa4be73d4068dc725">h_parent</a>[u];</div>
|
||||
<div class="line"><span class="lineno"> 374</span> <a class="code hl_function" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a2dfbda148aad0bfaba2ebfda9ebc915a">dfs_par</a>(<a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a84424f180f12b514eaab57a6aa20b104">h_heavychlid</a>[u], u);</div>
|
||||
<div class="line"><span class="lineno"> 375</span> }</div>
|
||||
<div class="line"><span class="lineno"> 376</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keywordtype">int</span> &v : <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ab1aeaefa1bd97b867c652ba916fbdb43">Tree<X>::t_adj</a>[u]) {</div>
|
||||
<div class="line"><span class="lineno"> 377</span> <span class="keywordflow">if</span> (v ^ p and v ^ <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a84424f180f12b514eaab57a6aa20b104">h_heavychlid</a>[u]) {</div>
|
||||
<div class="line"><span class="lineno"> 378</span> <a class="code hl_function" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a2dfbda148aad0bfaba2ebfda9ebc915a">dfs_par</a>(v, u);</div>
|
||||
<div class="line"><span class="lineno"> 379</span> }</div>
|
||||
<div class="line"><span class="lineno"> 380</span> }</div>
|
||||
<div class="line"><span class="lineno"> 381</span> }</div>
|
||||
<div class="ttc" id="aclassrange__queries_1_1heavy__light__decomposition_1_1_h_l_d_html_a2dfbda148aad0bfaba2ebfda9ebc915a"><div class="ttname"><a href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a2dfbda148aad0bfaba2ebfda9ebc915a">range_queries::heavy_light_decomposition::HLD::dfs_par</a></div><div class="ttdeci">void dfs_par(int u, int p=-1)</div><div class="ttdoc">Utility function to assign highest parent that can be reached though heavy chains.</div><div class="ttdef"><b>Definition:</b> heavy_light_decomposition.cpp:371</div></div>
|
||||
</div><!-- fragment --><div class="dynheader">
|
||||
Here is the call graph for this function:</div>
|
||||
@@ -558,24 +562,24 @@ template<typename X > </div>
|
||||
|
||||
<p>This function must be called after the tree adjacency list and node values are populated The function initializes the required parametes, and populates the segment tree. </p>
|
||||
<dl class="section return"><dt>Returns</dt><dd>void </dd></dl>
|
||||
<div class="fragment"><div class="line"><a id="l00450" name="l00450"></a><span class="lineno"> 450</span> {</div>
|
||||
<div class="line"><a id="l00451" name="l00451"></a><span class="lineno"> 451</span> <a class="code hl_function" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ad22d760a5a33545a70e7ea5e1786c8dc">Tree<X>::init</a>();</div>
|
||||
<div class="line"><a id="l00452" name="l00452"></a><span class="lineno"> 452</span> </div>
|
||||
<div class="line"><a id="l00453" name="l00453"></a><span class="lineno"> 453</span> <span class="comment">// Fill the heavy child, greatest parent, and labels</span></div>
|
||||
<div class="line"><a id="l00454" name="l00454"></a><span class="lineno"> 454</span> <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a722cc7cf2c3e4d15583601a48b09776f">label</a> = 0;</div>
|
||||
<div class="line"><a id="l00455" name="l00455"></a><span class="lineno"> 455</span> <a class="code hl_function" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#af64848d6630c39d0f09ce2359cc7c4f8">dfs_hc</a>(<a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#aa6c37e840355b9fb2105181c578694e8">Tree<X>::t_root</a>);</div>
|
||||
<div class="line"><a id="l00456" name="l00456"></a><span class="lineno"> 456</span> <a class="code hl_function" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a2dfbda148aad0bfaba2ebfda9ebc915a">dfs_par</a>(<a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#aa6c37e840355b9fb2105181c578694e8">Tree<X>::t_root</a>);</div>
|
||||
<div class="line"><a id="l00457" name="l00457"></a><span class="lineno"> 457</span> <a class="code hl_function" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a0579062b384e54b611b80c6337c7f2c8">dfs_labels</a>(<a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#aa6c37e840355b9fb2105181c578694e8">Tree<X>::t_root</a>);</div>
|
||||
<div class="line"><a id="l00458" name="l00458"></a><span class="lineno"> 458</span> </div>
|
||||
<div class="line"><a id="l00459" name="l00459"></a><span class="lineno"> 459</span> <span class="comment">// Segment Tree Initialization</span></div>
|
||||
<div class="line"><a id="l00460" name="l00460"></a><span class="lineno"> 460</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < Tree<X>::t_nodes; i++) {</div>
|
||||
<div class="line"><a id="l00461" name="l00461"></a><span class="lineno"> 461</span> <a class="code hl_variable" href="../../d9/d35/classrange__queries_1_1heavy__light__decomposition_1_1_s_g.html#afbf8a9cb9449d5ca844f4e141a801e6a">SG<X>::s_tree</a>[<a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#aa86a91ae0cd7898990a8170a2f2c9cda">h_label</a>[i] + <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ae4630fa70a80a1dc65a875488a67178a">Tree<X>::t_nodes</a>] = <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#a135b7952593c9b1aae38fcaf1cc1abf7">Tree<X>::t_val</a>[i];</div>
|
||||
<div class="line"><a id="l00462" name="l00462"></a><span class="lineno"> 462</span> }</div>
|
||||
<div class="line"><a id="l00463" name="l00463"></a><span class="lineno"> 463</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ae4630fa70a80a1dc65a875488a67178a">Tree<X>::t_nodes</a> - 1; i > 0; i--) {</div>
|
||||
<div class="line"><a id="l00464" name="l00464"></a><span class="lineno"> 464</span> <a class="code hl_variable" href="../../d9/d35/classrange__queries_1_1heavy__light__decomposition_1_1_s_g.html#afbf8a9cb9449d5ca844f4e141a801e6a">SG<X>::s_tree</a>[i] =</div>
|
||||
<div class="line"><a id="l00465" name="l00465"></a><span class="lineno"> 465</span> <a class="code hl_function" href="../../d9/d35/classrange__queries_1_1heavy__light__decomposition_1_1_s_g.html#a41c733f5f5e262b308f7cb95c88c1e74">SG<X>::combine</a>(<a class="code hl_variable" href="../../d9/d35/classrange__queries_1_1heavy__light__decomposition_1_1_s_g.html#afbf8a9cb9449d5ca844f4e141a801e6a">SG<X>::s_tree</a>[i << 1], <a class="code hl_variable" href="../../d9/d35/classrange__queries_1_1heavy__light__decomposition_1_1_s_g.html#afbf8a9cb9449d5ca844f4e141a801e6a">SG<X>::s_tree</a>[i << 1 | 1]);</div>
|
||||
<div class="line"><a id="l00466" name="l00466"></a><span class="lineno"> 466</span> }</div>
|
||||
<div class="line"><a id="l00467" name="l00467"></a><span class="lineno"> 467</span> }</div>
|
||||
<div class="fragment"><div class="line"><span class="lineno"> 450</span> {</div>
|
||||
<div class="line"><span class="lineno"> 451</span> <a class="code hl_function" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ad22d760a5a33545a70e7ea5e1786c8dc">Tree<X>::init</a>();</div>
|
||||
<div class="line"><span class="lineno"> 452</span> </div>
|
||||
<div class="line"><span class="lineno"> 453</span> <span class="comment">// Fill the heavy child, greatest parent, and labels</span></div>
|
||||
<div class="line"><span class="lineno"> 454</span> <a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a722cc7cf2c3e4d15583601a48b09776f">label</a> = 0;</div>
|
||||
<div class="line"><span class="lineno"> 455</span> <a class="code hl_function" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#af64848d6630c39d0f09ce2359cc7c4f8">dfs_hc</a>(<a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#aa6c37e840355b9fb2105181c578694e8">Tree<X>::t_root</a>);</div>
|
||||
<div class="line"><span class="lineno"> 456</span> <a class="code hl_function" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a2dfbda148aad0bfaba2ebfda9ebc915a">dfs_par</a>(<a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#aa6c37e840355b9fb2105181c578694e8">Tree<X>::t_root</a>);</div>
|
||||
<div class="line"><span class="lineno"> 457</span> <a class="code hl_function" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a0579062b384e54b611b80c6337c7f2c8">dfs_labels</a>(<a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#aa6c37e840355b9fb2105181c578694e8">Tree<X>::t_root</a>);</div>
|
||||
<div class="line"><span class="lineno"> 458</span> </div>
|
||||
<div class="line"><span class="lineno"> 459</span> <span class="comment">// Segment Tree Initialization</span></div>
|
||||
<div class="line"><span class="lineno"> 460</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < Tree<X>::t_nodes; i++) {</div>
|
||||
<div class="line"><span class="lineno"> 461</span> <a class="code hl_variable" href="../../d9/d35/classrange__queries_1_1heavy__light__decomposition_1_1_s_g.html#afbf8a9cb9449d5ca844f4e141a801e6a">SG<X>::s_tree</a>[<a class="code hl_variable" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#aa86a91ae0cd7898990a8170a2f2c9cda">h_label</a>[i] + <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ae4630fa70a80a1dc65a875488a67178a">Tree<X>::t_nodes</a>] = <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#a135b7952593c9b1aae38fcaf1cc1abf7">Tree<X>::t_val</a>[i];</div>
|
||||
<div class="line"><span class="lineno"> 462</span> }</div>
|
||||
<div class="line"><span class="lineno"> 463</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ae4630fa70a80a1dc65a875488a67178a">Tree<X>::t_nodes</a> - 1; i > 0; i--) {</div>
|
||||
<div class="line"><span class="lineno"> 464</span> <a class="code hl_variable" href="../../d9/d35/classrange__queries_1_1heavy__light__decomposition_1_1_s_g.html#afbf8a9cb9449d5ca844f4e141a801e6a">SG<X>::s_tree</a>[i] =</div>
|
||||
<div class="line"><span class="lineno"> 465</span> <a class="code hl_function" href="../../d9/d35/classrange__queries_1_1heavy__light__decomposition_1_1_s_g.html#a41c733f5f5e262b308f7cb95c88c1e74">SG<X>::combine</a>(<a class="code hl_variable" href="../../d9/d35/classrange__queries_1_1heavy__light__decomposition_1_1_s_g.html#afbf8a9cb9449d5ca844f4e141a801e6a">SG<X>::s_tree</a>[i << 1], <a class="code hl_variable" href="../../d9/d35/classrange__queries_1_1heavy__light__decomposition_1_1_s_g.html#afbf8a9cb9449d5ca844f4e141a801e6a">SG<X>::s_tree</a>[i << 1 | 1]);</div>
|
||||
<div class="line"><span class="lineno"> 466</span> }</div>
|
||||
<div class="line"><span class="lineno"> 467</span> }</div>
|
||||
<div class="ttc" id="aclassrange__queries_1_1heavy__light__decomposition_1_1_s_g_html_afbf8a9cb9449d5ca844f4e141a801e6a"><div class="ttname"><a href="../../d9/d35/classrange__queries_1_1heavy__light__decomposition_1_1_s_g.html#afbf8a9cb9449d5ca844f4e141a801e6a">range_queries::heavy_light_decomposition::SG::s_tree</a></div><div class="ttdeci">std::vector< X > s_tree</div><div class="ttdoc">Everything here is private, and can only be accessed through the methods, in the derived class (HLD)</div><div class="ttdef"><b>Definition:</b> heavy_light_decomposition.cpp:262</div></div>
|
||||
<div class="ttc" id="aclassrange__queries_1_1heavy__light__decomposition_1_1_tree_html_a135b7952593c9b1aae38fcaf1cc1abf7"><div class="ttname"><a href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#a135b7952593c9b1aae38fcaf1cc1abf7">range_queries::heavy_light_decomposition::Tree::t_val</a></div><div class="ttdeci">std::vector< X > t_val</div><div class="ttdoc">values of nodes</div><div class="ttdef"><b>Definition:</b> heavy_light_decomposition.cpp:92</div></div>
|
||||
<div class="ttc" id="aclassrange__queries_1_1heavy__light__decomposition_1_1_tree_html_aa6c37e840355b9fb2105181c578694e8"><div class="ttname"><a href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#aa6c37e840355b9fb2105181c578694e8">range_queries::heavy_light_decomposition::Tree::t_root</a></div><div class="ttdeci">int t_root</div><div class="ttdoc">the root of the tree</div><div class="ttdef"><b>Definition:</b> heavy_light_decomposition.cpp:91</div></div>
|
||||
@@ -601,7 +605,7 @@ template<typename X > </div>
|
||||
<td class="mlabels-left">
|
||||
<table class="memname">
|
||||
<tr>
|
||||
<td class="memname">X <a class="el" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html">range_queries::heavy_light_decomposition::HLD</a>< X >::<a class="el" href="../../dd/d1b/structquery.html">query</a> </td>
|
||||
<td class="memname">X <a class="el" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html">range_queries::heavy_light_decomposition::HLD</a>< X ><a class="el" href="../../dd/d1b/structquery.html">::query</a> </td>
|
||||
<td>(</td>
|
||||
<td class="paramtype">int </td>
|
||||
<td class="paramname"><em>a</em>, </td>
|
||||
@@ -634,14 +638,14 @@ template<typename X > </div>
|
||||
</dd>
|
||||
</dl>
|
||||
<dl class="section return"><dt>Returns</dt><dd>the sum of node values in the simple path from a to b </dd></dl>
|
||||
<div class="fragment"><div class="line"><a id="l00489" name="l00489"></a><span class="lineno"> 489</span> {</div>
|
||||
<div class="line"><a id="l00490" name="l00490"></a><span class="lineno"> 490</span> <span class="keywordtype">int</span> lc = <a class="code hl_function" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ae2b407e64aaf9878fbee7ee6efe9c7d4">Tree<X>::lca</a>(a, b);</div>
|
||||
<div class="line"><a id="l00491" name="l00491"></a><span class="lineno"> 491</span> X ret = <a class="code hl_variable" href="../../d9/d35/classrange__queries_1_1heavy__light__decomposition_1_1_s_g.html#aa7f93971a9f891e0bbb7023081f379d5">SG<X>::sret_init</a>;</div>
|
||||
<div class="line"><a id="l00492" name="l00492"></a><span class="lineno"> 492</span> assert(lc != -1);</div>
|
||||
<div class="line"><a id="l00493" name="l00493"></a><span class="lineno"> 493</span> ret += <a class="code hl_function" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a7d5b40c076347a6aabfb37a0590f2f24">chain_query</a>(a, lc);</div>
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<div class="line"><a id="l00494" name="l00494"></a><span class="lineno"> 494</span> ret += <a class="code hl_function" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a7d5b40c076347a6aabfb37a0590f2f24">chain_query</a>(b, lc);</div>
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<div class="line"><a id="l00495" name="l00495"></a><span class="lineno"> 495</span> <span class="keywordflow">return</span> ret - <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#a135b7952593c9b1aae38fcaf1cc1abf7">Tree<X>::t_val</a>[lc];</div>
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<div class="line"><a id="l00496" name="l00496"></a><span class="lineno"> 496</span> }</div>
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<div class="fragment"><div class="line"><span class="lineno"> 489</span> {</div>
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<div class="line"><span class="lineno"> 490</span> <span class="keywordtype">int</span> lc = <a class="code hl_function" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ae2b407e64aaf9878fbee7ee6efe9c7d4">Tree<X>::lca</a>(a, b);</div>
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||||
<div class="line"><span class="lineno"> 491</span> X ret = <a class="code hl_variable" href="../../d9/d35/classrange__queries_1_1heavy__light__decomposition_1_1_s_g.html#aa7f93971a9f891e0bbb7023081f379d5">SG<X>::sret_init</a>;</div>
|
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<div class="line"><span class="lineno"> 492</span> assert(lc != -1);</div>
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||||
<div class="line"><span class="lineno"> 493</span> ret += <a class="code hl_function" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a7d5b40c076347a6aabfb37a0590f2f24">chain_query</a>(a, lc);</div>
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<div class="line"><span class="lineno"> 494</span> ret += <a class="code hl_function" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a7d5b40c076347a6aabfb37a0590f2f24">chain_query</a>(b, lc);</div>
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<div class="line"><span class="lineno"> 495</span> <span class="keywordflow">return</span> ret - <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#a135b7952593c9b1aae38fcaf1cc1abf7">Tree<X>::t_val</a>[lc];</div>
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<div class="line"><span class="lineno"> 496</span> }</div>
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<div class="ttc" id="aclassrange__queries_1_1heavy__light__decomposition_1_1_h_l_d_html_a7d5b40c076347a6aabfb37a0590f2f24"><div class="ttname"><a href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html#a7d5b40c076347a6aabfb37a0590f2f24">range_queries::heavy_light_decomposition::HLD::chain_query</a></div><div class="ttdeci">X chain_query(int a, int b)</div><div class="ttdoc">Utility function to break down a path query into two chain queries.</div><div class="ttdef"><b>Definition:</b> heavy_light_decomposition.cpp:409</div></div>
|
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<div class="ttc" id="aclassrange__queries_1_1heavy__light__decomposition_1_1_tree_html_ae2b407e64aaf9878fbee7ee6efe9c7d4"><div class="ttname"><a href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#ae2b407e64aaf9878fbee7ee6efe9c7d4">range_queries::heavy_light_decomposition::Tree::lca</a></div><div class="ttdeci">int lca(int a, int b)</div><div class="ttdoc">The function returns the least common ancestor of two nodes.</div><div class="ttdef"><b>Definition:</b> heavy_light_decomposition.cpp:229</div></div>
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</div><!-- fragment --><div class="dynheader">
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@@ -698,11 +702,11 @@ template<typename X > </div>
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<dl class="section return"><dt>Returns</dt><dd>void </dd></dl>
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<div class="line"><span class="lineno"> 476</span> X diff = val - <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#a135b7952593c9b1aae38fcaf1cc1abf7">Tree<X>::t_val</a>[<a class="code hl_typedef" href="../../d1/df3/hash__search_8cpp.html#a8ca8dcb494104d273679e219e53d0555">node</a>];</div>
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<div class="line"><span class="lineno"> 478</span> <a class="code hl_variable" href="../../d1/d51/classrange__queries_1_1heavy__light__decomposition_1_1_tree.html#a135b7952593c9b1aae38fcaf1cc1abf7">Tree<X>::t_val</a>[<a class="code hl_typedef" href="../../d1/df3/hash__search_8cpp.html#a8ca8dcb494104d273679e219e53d0555">node</a>] = val;</div>
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@@ -724,7 +728,7 @@ Here is the call graph for this function:</div>
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<li class="navelem"><a class="el" href="../../dd/d69/namespacerange__queries.html">range_queries</a></li><li class="navelem"><b>heavy_light_decomposition</b></li><li class="navelem"><a class="el" href="../../d2/d8a/classrange__queries_1_1heavy__light__decomposition_1_1_h_l_d.html">HLD</a></li>
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