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<a href="avl__tree.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">// vi:set ft=cpp: -*- Mode: C++ -*-</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment">/*</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment"> * (c) 2008-2009 Alexander Warg &lt;warg@os.inf.tu-dresden.de&gt;,</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment"> * Carsten Weinhold &lt;weinhold@os.inf.tu-dresden.de&gt;</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment"> * economic rights: Technische Universität Dresden (Germany)</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="comment"> *</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="comment"> * License: see LICENSE.spdx (in this directory or the directories above)</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="comment"> */</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span> </div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#pragma once</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> </div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="preprocessor">#include &quot;std_ops&quot;</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="preprocessor">#include &quot;<a class="code" href="pair.html">pair</a>&quot;</span></div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span> </div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span><span class="preprocessor">#include &quot;<a class="code" href="bst_8h.html">bits/bst.h</a>&quot;</span></div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="preprocessor">#include &quot;<a class="code" href="bst__iter_8h.html">bits/bst_iter.h</a>&quot;</span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> </div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="keyword">struct </span>Avl_set_tester;</div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span> </div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespacecxx.html">cxx</a> {</div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span></div>
<div class="foldopen" id="foldopen00029" data-start="{" data-end="};">
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"><a class="line" href="classcxx_1_1Avl__tree__node.html"> 29</a></span><span class="keyword">class </span><a class="code hl_function" href="classcxx_1_1Avl__tree__node.html#a203f3ee0aaa25ba3772a7aa842ccdf17">Avl_tree_node</a> : <span class="keyword">public</span> <a class="code hl_class" href="classcxx_1_1Bits_1_1Bst__node.html">Bits::Bst_node</a></div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span>{</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> <span class="keyword">friend</span> struct ::Avl_set_tester;</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> </div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> <span class="keyword">template</span>&lt; <span class="keyword">typename</span> Node, <span class="keyword">typename</span> Get_key, <span class="keyword">typename</span> Compare &gt;</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> <span class="keyword">friend</span> <span class="keyword">class </span>Avl_tree;</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span></div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">typedef</span> <a class="code hl_struct" href="structcxx_1_1Bits_1_1Direction.html">Bits::Direction</a> Bal;</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> <span class="keyword">typedef</span> <a class="code hl_struct" href="structcxx_1_1Bits_1_1Direction.html">Bits::Direction</a> Dir;</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> </div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> <span class="comment">// We are a final BST node, hide interior.</span></div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> <span class="keyword">using </span><a class="code hl_function" href="classcxx_1_1Bits_1_1Bst__node.html#afab30b3fd2e1e6bf677cc54296581cb3">Bits::Bst_node::next</a>;</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> <span class="keyword">using </span><a class="code hl_function" href="classcxx_1_1Bits_1_1Bst__node.html#a43198c7da06132ff44a1079a45e25bdf">Bits::Bst_node::next_p</a>;</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> <span class="keyword">using </span><a class="code hl_function" href="classcxx_1_1Bits_1_1Bst__node.html#ac8fc9866030b8e746d030b816310ad7d">Bits::Bst_node::rotate</a>;</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span></div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> Bal _balance;</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> </div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span><span class="keyword">protected</span>:</div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"><a class="line" href="classcxx_1_1Avl__tree__node.html#a203f3ee0aaa25ba3772a7aa842ccdf17"> 54</a></span> <a class="code hl_function" href="classcxx_1_1Avl__tree__node.html#a203f3ee0aaa25ba3772a7aa842ccdf17">Avl_tree_node</a>() = <span class="keywordflow">default</span>;</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> </div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> <a class="code hl_function" href="classcxx_1_1Avl__tree__node.html#a203f3ee0aaa25ba3772a7aa842ccdf17">Avl_tree_node</a>(<a class="code hl_function" href="classcxx_1_1Avl__tree__node.html#a203f3ee0aaa25ba3772a7aa842ccdf17">Avl_tree_node</a> <span class="keyword">const</span> &amp;o) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> <a class="code hl_function" href="classcxx_1_1Avl__tree__node.html#a203f3ee0aaa25ba3772a7aa842ccdf17">Avl_tree_node</a>(<a class="code hl_function" href="classcxx_1_1Avl__tree__node.html#a203f3ee0aaa25ba3772a7aa842ccdf17">Avl_tree_node</a> &amp;&amp;o) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span></div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> <a class="code hl_function" href="classcxx_1_1Avl__tree__node.html#a203f3ee0aaa25ba3772a7aa842ccdf17">Avl_tree_node</a> &amp;operator = (<a class="code hl_function" href="classcxx_1_1Avl__tree__node.html#a203f3ee0aaa25ba3772a7aa842ccdf17">Avl_tree_node</a> <span class="keyword">const</span> &amp;o) = <span class="keywordflow">default</span>;</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> <a class="code hl_function" href="classcxx_1_1Avl__tree__node.html#a203f3ee0aaa25ba3772a7aa842ccdf17">Avl_tree_node</a> &amp;operator = (<a class="code hl_function" href="classcxx_1_1Avl__tree__node.html#a203f3ee0aaa25ba3772a7aa842ccdf17">Avl_tree_node</a> &amp;&amp;o) = <span class="keywordflow">default</span>;</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span></div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <span class="keyword">explicit</span> <a class="code hl_function" href="classcxx_1_1Avl__tree__node.html#a203f3ee0aaa25ba3772a7aa842ccdf17">Avl_tree_node</a>(<span class="keywordtype">bool</span>) : <a class="code hl_namespace" href="namespacecxx_1_1Bits.html">Bits</a>::<a class="code hl_function" href="classcxx_1_1Bits_1_1Bst__node.html#acbc0d6ac6bb5694d4d1896e2a0bdb795">Bst_node</a>(true), _balance(Dir::N) {}</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span></div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> <span class="keyword">static</span> <a class="code hl_class" href="classcxx_1_1Bits_1_1Bst__node.html">Bits::Bst_node</a> *rotate2(<a class="code hl_function" href="classcxx_1_1Bits_1_1Bst__node.html#acbc0d6ac6bb5694d4d1896e2a0bdb795">Bst_node</a> **t, Bal idir, Bal pre);</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span></div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> <span class="keywordtype">bool</span> balanced()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _balance == <a class="code hl_enumvalue" href="structcxx_1_1Bits_1_1Direction.html#af99361f7a22f63cf2ae5778547aaefa0adbe0097f98eff9a0dbd59e820b8de1a5">Bal::N</a>; }</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span></div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> Bal balance()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _balance; }</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span></div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> <span class="keywordtype">void</span> balance(Bal b) { _balance = b; }</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span>};</div>
</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> </div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span></div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span><span class="keyword">template</span>&lt; <span class="keyword">typename</span> Node, <span class="keyword">typename</span> Get_key,</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> <span class="keyword">typename</span> Compare = <a class="code hl_struct" href="structcxx_1_1Lt__functor.html">Lt_functor&lt;typename Get_key::Key_type&gt;</a> &gt;</div>
<div class="foldopen" id="foldopen00100" data-start="{" data-end="};">
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"><a class="line" href="classcxx_1_1Avl__tree.html"> 100</a></span><span class="keyword">class </span>Avl_tree : <span class="keyword">public</span> <a class="code hl_class" href="classcxx_1_1Bits_1_1Bst.html">Bits::Bst</a>&lt;Node, Get_key, Compare&gt;</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span>{</div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> <span class="keyword">typedef</span> <a class="code hl_class" href="classcxx_1_1Bits_1_1Bst.html">Bits::Bst&lt;Node, Get_key, Compare&gt;</a> Bst;</div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span></div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> <span class="keyword">using </span><a class="code hl_variable" href="classcxx_1_1Bits_1_1Bst.html#a7d5368dac6bcf39bf28a722629b8b277">Bst::_head</a>;</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span></div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> <span class="keyword">using </span><a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#ac9bd268f34b9abfaae56008de571c1dc">Bst::k</a>;</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span></div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> <span class="keyword">typedef</span> <span class="keyword">typename</span> Avl_tree_node::Bal Bal;</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> <span class="keyword">typedef</span> <span class="keyword">typename</span> Avl_tree_node::Bal Dir;</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> </div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> <a class="code hl_function" href="classcxx_1_1Avl__tree.html#a7b359bfb343bd2f3dbbfa7a5e7a32270">Avl_tree</a>(Avl_tree <span class="keyword">const</span> &amp;o) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> Avl_tree &amp;operator = (Avl_tree <span class="keyword">const</span> &amp;o) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> <a class="code hl_function" href="classcxx_1_1Avl__tree.html#a7b359bfb343bd2f3dbbfa7a5e7a32270">Avl_tree</a>(Avl_tree &amp;&amp;o) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> Avl_tree &amp;operator = (Avl_tree &amp;&amp;o) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> </div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code hl_typedef" href="classcxx_1_1Bits_1_1Bst.html#a04a944e01c8a41ef2fa682029f5201a8">Bst::Key_type</a> Key_type;</div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code hl_typedef" href="classcxx_1_1Bits_1_1Bst.html#a4ef98882678d709fb1fbb21f6bd3a6ea">Bst::Key_param_type</a> Key_param_type;</div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> </div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> <span class="comment">// Grab iterator types from Bst</span></div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"><a class="line" href="classcxx_1_1Avl__tree.html#ae424081de9acc64beb848e8fa64f374e"> 130</a></span> <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code hl_typedef" href="classcxx_1_1Bits_1_1Bst.html#a0f49df47b43e17ad2b67add053027365">Bst::Iterator</a> <a class="code hl_typedef" href="classcxx_1_1Avl__tree.html#ae424081de9acc64beb848e8fa64f374e">Iterator</a>;</div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"><a class="line" href="classcxx_1_1Avl__tree.html#a92ff10953437d00df4694b13abd8b961"> 132</a></span> <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code hl_typedef" href="classcxx_1_1Bits_1_1Bst.html#a81b48d62c079d40d94a3dd03335fff1b">Bst::Const_iterator</a> <a class="code hl_typedef" href="classcxx_1_1Avl__tree.html#a92ff10953437d00df4694b13abd8b961">Const_iterator</a>;</div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"><a class="line" href="classcxx_1_1Avl__tree.html#abdc8f7b39df524d20fd38697b5cc3077"> 134</a></span> <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code hl_typedef" href="classcxx_1_1Bits_1_1Bst.html#adcc5620c090a8588cc9f083d0629f745">Bst::Rev_iterator</a> <a class="code hl_typedef" href="classcxx_1_1Avl__tree.html#abdc8f7b39df524d20fd38697b5cc3077">Rev_iterator</a>;</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"><a class="line" href="classcxx_1_1Avl__tree.html#aeed2bce893fae74ffbec8041a1c0986f"> 136</a></span> <span class="keyword">typedef</span> <span class="keyword">typename</span> <a class="code hl_typedef" href="classcxx_1_1Bits_1_1Bst.html#a01c39d894ae881d97b89a8d2eb37ed28">Bst::Const_rev_iterator</a> <a class="code hl_typedef" href="classcxx_1_1Avl__tree.html#aeed2bce893fae74ffbec8041a1c0986f">Const_rev_iterator</a>;</div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span></div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"><a class="line" href="classcxx_1_1Avl__tree.html#a202d84f24c534368f98b0986be0eee1b"> 146</a></span> <a class="code hl_struct" href="structcxx_1_1Pair.html">Pair&lt;Node *, bool&gt;</a> <a class="code hl_function" href="classcxx_1_1Avl__tree.html#a202d84f24c534368f98b0986be0eee1b">insert</a>(Node *new_node);</div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span></div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"><a class="line" href="classcxx_1_1Avl__tree.html#a53bfe5700fa6fd227b0d46c0c4da4ade"> 154</a></span> Node *<a class="code hl_function" href="classcxx_1_1Avl__tree.html#a53bfe5700fa6fd227b0d46c0c4da4ade">remove</a>(Key_param_type key);</div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"><a class="line" href="classcxx_1_1Avl__tree.html#a252f6cf51fe5e53c647a7fdfd0dc2be1"> 158</a></span> Node *<a class="code hl_function" href="classcxx_1_1Avl__tree.html#a252f6cf51fe5e53c647a7fdfd0dc2be1">erase</a>(Key_param_type key) { <span class="keywordflow">return</span> <a class="code hl_function" href="classcxx_1_1Avl__tree.html#a53bfe5700fa6fd227b0d46c0c4da4ade">remove</a>(key); }</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span></div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"><a class="line" href="classcxx_1_1Avl__tree.html#a7b359bfb343bd2f3dbbfa7a5e7a32270"> 161</a></span> <a class="code hl_function" href="classcxx_1_1Avl__tree.html#a7b359bfb343bd2f3dbbfa7a5e7a32270">Avl_tree</a>() = <span class="keywordflow">default</span>;</div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span></div>
<div class="foldopen" id="foldopen00164" data-start="{" data-end="}">
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"><a class="line" href="classcxx_1_1Avl__tree.html#a76c21afd43e451651a66e95278fd5c26"> 164</a></span> <a class="code hl_function" href="classcxx_1_1Avl__tree.html#a76c21afd43e451651a66e95278fd5c26">~Avl_tree</a>() noexcept</div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> {</div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> this-&gt;<a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#ab86f783914505fd36cf3abddda981d4a">remove_all</a>([](Node *){});</div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> }</div>
</div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> </div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span><span class="preprocessor">#ifdef __DEBUG_L4_AVL</span></div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> <span class="keywordtype">bool</span> rec_dump(<a class="code hl_class" href="classcxx_1_1Avl__tree__node.html">Avl_tree_node</a> *n, <span class="keywordtype">int</span> depth, <span class="keywordtype">int</span> *dp, <span class="keywordtype">bool</span> print, <span class="keywordtype">char</span> pfx);</div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> <span class="keywordtype">bool</span> rec_dump(<span class="keywordtype">bool</span> print)</div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> {</div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> <span class="keywordtype">int</span> dp=0;</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> <span class="keywordflow">return</span> rec_dump(<span class="keyword">static_cast&lt;</span><a class="code hl_class" href="classcxx_1_1Avl__tree__node.html">Avl_tree_node</a> *<span class="keyword">&gt;</span>(<a class="code hl_variable" href="classcxx_1_1Bits_1_1Bst.html#a7d5368dac6bcf39bf28a722629b8b277">_head</a>), 0, &amp;dp, print, <span class="charliteral">&#39;+&#39;</span>);</div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> }</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span>};</div>
</div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> </div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> </div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span><span class="comment">//----------------------------------------------------------------------------</span></div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span><span class="comment">/* IMPLEMENTATION: Bits::__Bst_iter_b */</span></div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> </div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> </div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span><span class="keyword">inline</span></div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span><a class="code hl_class" href="classcxx_1_1Bits_1_1Bst__node.html">Bits::Bst_node</a> *</div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span>Avl_tree_node::rotate2(Bst_node **t, Bal idir, Bal pre)</div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span>{</div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span> <span class="keyword">typedef</span> Bits::Bst_node N;</div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> <span class="keyword">typedef</span> <a class="code hl_function" href="classcxx_1_1Avl__tree__node.html#a203f3ee0aaa25ba3772a7aa842ccdf17">Avl_tree_node</a> A;</div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> N *tmp[2] = { *t, N::next(*t, idir) };</div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span> *t = N::next(tmp[1], !idir);</div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> A *n = <span class="keyword">static_cast&lt;</span>A*<span class="keyword">&gt;</span>(*t);</div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span> </div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> N::next(tmp[0], idir, N::next(n, !idir));</div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> N::next(tmp[1], !idir, N::next(n, idir));</div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> N::next(n, !idir, tmp[0]);</div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> N::next(n, idir, tmp[1]);</div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> </div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> n-&gt;balance(<a class="code hl_enumvalue" href="structcxx_1_1Bits_1_1Direction.html#af99361f7a22f63cf2ae5778547aaefa0adbe0097f98eff9a0dbd59e820b8de1a5">Bal::N</a>);</div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> </div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> <span class="keywordflow">if</span> (pre == <a class="code hl_enumvalue" href="structcxx_1_1Bits_1_1Direction.html#af99361f7a22f63cf2ae5778547aaefa0adbe0097f98eff9a0dbd59e820b8de1a5">Bal::N</a>)</div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> {</div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> <span class="keyword">static_cast&lt;</span>A*<span class="keyword">&gt;</span>(tmp[0])-&gt;balance(<a class="code hl_enumvalue" href="structcxx_1_1Bits_1_1Direction.html#af99361f7a22f63cf2ae5778547aaefa0adbe0097f98eff9a0dbd59e820b8de1a5">Bal::N</a>);</div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> <span class="keyword">static_cast&lt;</span>A*<span class="keyword">&gt;</span>(tmp[1])-&gt;balance(<a class="code hl_enumvalue" href="structcxx_1_1Bits_1_1Direction.html#af99361f7a22f63cf2ae5778547aaefa0adbe0097f98eff9a0dbd59e820b8de1a5">Bal::N</a>);</div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> <span class="keywordflow">return</span> 0;</div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> }</div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> </div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> <span class="keyword">static_cast&lt;</span>A*<span class="keyword">&gt;</span>(tmp[pre != idir])-&gt;balance(!pre);</div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> <span class="keyword">static_cast&lt;</span>A*<span class="keyword">&gt;</span>(tmp[pre == idir])-&gt;balance(<a class="code hl_enumvalue" href="structcxx_1_1Bits_1_1Direction.html#af99361f7a22f63cf2ae5778547aaefa0adbe0097f98eff9a0dbd59e820b8de1a5">Bal::N</a>);</div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> </div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> <span class="keywordflow">return</span> N::next(tmp[pre == idir], !pre);</div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span>}</div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> </div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span><span class="comment">//----------------------------------------------------------------------------</span></div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span><span class="comment">/* Implementation of AVL Tree */</span></div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> </div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span><span class="comment">/* Insert new _Node. */</span></div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span><span class="keyword">template</span>&lt; <span class="keyword">typename</span> Node, <span class="keyword">typename</span> Get_key, <span class="keyword">class</span> Compare&gt;</div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span><a class="code hl_struct" href="structcxx_1_1Pair.html">Pair&lt;Node *, bool&gt;</a></div>
<div class="foldopen" id="foldopen00220" data-start="{" data-end="}">
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"><a class="line" href="classcxx_1_1Avl__tree.html#a202d84f24c534368f98b0986be0eee1b"> 220</a></span><a class="code hl_function" href="classcxx_1_1Avl__tree.html#a202d84f24c534368f98b0986be0eee1b">Avl_tree&lt;Node, Get_key, Compare&gt;::insert</a>(Node *new_node)</div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span>{</div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> <span class="keyword">typedef</span> <a class="code hl_class" href="classcxx_1_1Avl__tree__node.html">Avl_tree_node</a> A;</div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> <span class="keyword">typedef</span> <a class="code hl_class" href="classcxx_1_1Bits_1_1Bst__node.html">Bits::Bst_node</a> N;</div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span> N **t = &amp;_head; <span class="comment">/* search variable */</span></div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span> N **s = &amp;_head; <span class="comment">/* node where rebalancing may occur */</span></div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span> Key_param_type new_key = Get_key::key_of(new_node);</div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span> </div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span> <span class="comment">// search insertion point</span></div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span> <span class="keywordflow">for</span> (N *p; (p = *t);)</div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"> 230</span> {</div>
<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span> Dir b = this-&gt;<a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#ad995602c0cbd4cae33052bf494afd31d">dir</a>(new_key, p);</div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span> <span class="keywordflow">if</span> (b == <a class="code hl_enumvalue" href="structcxx_1_1Bits_1_1Direction.html#af99361f7a22f63cf2ae5778547aaefa0adbe0097f98eff9a0dbd59e820b8de1a5">Dir::N</a>)</div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span> <span class="keywordflow">return</span> pair(<span class="keyword">static_cast&lt;</span>Node*<span class="keyword">&gt;</span>(p), <span class="keyword">false</span>);</div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span> </div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span> <span class="keywordflow">if</span> (!<span class="keyword">static_cast&lt;</span>A <span class="keyword">const </span>*<span class="keyword">&gt;</span>(p)-&gt;balanced())</div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span> s = t;</div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> </div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> t = A::next_p(p, b);</div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span> }</div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> </div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> *<span class="keyword">static_cast&lt;</span>A*<span class="keyword">&gt;</span>(new_node) = A(<span class="keyword">true</span>);</div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> *t = new_node;</div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> </div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span> N *n = *s;</div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span> A *a = <span class="keyword">static_cast&lt;</span>A*<span class="keyword">&gt;</span>(n);</div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span> <span class="keywordflow">if</span> (!a-&gt;balanced())</div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span> {</div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> A::Bal b(this-&gt;<a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#a9aaf47aebbe9de9a4fc929b32107af33">greater</a>(new_key, n));</div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span> <span class="keywordflow">if</span> (a-&gt;balance() != b)</div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> {</div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span> <span class="comment">// ok we got in balance the shorter subtree go higher</span></div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span> a-&gt;balance(<a class="code hl_enumvalue" href="structcxx_1_1Bits_1_1Direction.html#af99361f7a22f63cf2ae5778547aaefa0adbe0097f98eff9a0dbd59e820b8de1a5">Bal::N</a>);</div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span> <span class="comment">// propagate the new balance down to the new node</span></div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span> n = A::next(n, b);</div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span> }</div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span> <span class="keywordflow">else</span> <span class="keywordflow">if</span> (b == Bal(this-&gt;<a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#a9aaf47aebbe9de9a4fc929b32107af33">greater</a>(new_key, A::next(n, b))))</div>
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"> 257</span> {</div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span> <span class="comment">// left-left or right-right case -&gt; single rotation</span></div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span> A::rotate(s, b);</div>
<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span> a-&gt;balance(<a class="code hl_enumvalue" href="structcxx_1_1Bits_1_1Direction.html#af99361f7a22f63cf2ae5778547aaefa0adbe0097f98eff9a0dbd59e820b8de1a5">Bal::N</a>);</div>
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span> <span class="keyword">static_cast&lt;</span>A*<span class="keyword">&gt;</span>(*s)-&gt;balance(<a class="code hl_enumvalue" href="structcxx_1_1Bits_1_1Direction.html#af99361f7a22f63cf2ae5778547aaefa0adbe0097f98eff9a0dbd59e820b8de1a5">Bal::N</a>);</div>
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span> n = A::next(*s, b);</div>
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> }</div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span> {</div>
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span> <span class="comment">// need a double rotation</span></div>
<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span> n = A::next(A::next(n, b), !b);</div>
<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span> n = A::rotate2(s, b, n == new_node ? <a class="code hl_enumvalue" href="structcxx_1_1Bits_1_1Direction.html#af99361f7a22f63cf2ae5778547aaefa0adbe0097f98eff9a0dbd59e820b8de1a5">Bal::N</a> : Bal(this-&gt;<a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#a9aaf47aebbe9de9a4fc929b32107af33">greater</a>(new_key, n)));</div>
<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"> 269</span> }</div>
<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"> 270</span> }</div>
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span> </div>
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span> <span class="keywordflow">for</span> (A::Bal b; n &amp;&amp; n != new_node; <span class="keyword">static_cast&lt;</span>A*<span class="keyword">&gt;</span>(n)-&gt;balance(b), n = A::next(n, b))</div>
<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span> b = Bal(this-&gt;<a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#a9aaf47aebbe9de9a4fc929b32107af33">greater</a>(new_key, n));</div>
<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"> 274</span> </div>
<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span> <span class="keywordflow">return</span> pair(new_node, <span class="keyword">true</span>);</div>
<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span>}</div>
</div>
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span> </div>
<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span> </div>
<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span><span class="comment">/* remove an element */</span></div>
<div class="line"><a id="l00280" name="l00280"></a><span class="lineno"> 280</span><span class="keyword">template</span>&lt; <span class="keyword">typename</span> Node, <span class="keyword">typename</span> Get_key, <span class="keyword">class</span> Compare&gt;</div>
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"> 281</span><span class="keyword">inline</span></div>
<div class="foldopen" id="foldopen00282" data-start="{" data-end="}">
<div class="line"><a id="l00282" name="l00282"></a><span class="lineno"><a class="line" href="classcxx_1_1Avl__tree.html#a53bfe5700fa6fd227b0d46c0c4da4ade"> 282</a></span>Node *<a class="code hl_function" href="classcxx_1_1Avl__tree.html#a53bfe5700fa6fd227b0d46c0c4da4ade">Avl_tree&lt;Node, Get_key, Compare&gt;::remove</a>(Key_param_type key)</div>
<div class="line"><a id="l00283" name="l00283"></a><span class="lineno"> 283</span>{</div>
<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"> 284</span> <span class="keyword">typedef</span> <a class="code hl_class" href="classcxx_1_1Avl__tree__node.html">Avl_tree_node</a> A;</div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span> <span class="keyword">typedef</span> <a class="code hl_class" href="classcxx_1_1Bits_1_1Bst__node.html">Bits::Bst_node</a> N;</div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span> N **q = &amp;_head; <span class="comment">/* search variable */</span></div>
<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span> N **s = &amp;_head; <span class="comment">/* last (&#39;deepest&#39;) node on the search path to q</span></div>
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span><span class="comment"> * with balance 0, at this place the rebalancing</span></div>
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span><span class="comment"> * stops in any case */</span></div>
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span> N **t = 0;</div>
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span> Dir <a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#ad995602c0cbd4cae33052bf494afd31d">dir</a>;</div>
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"> 292</span> </div>
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span> <span class="comment">// find target node and rebalancing entry</span></div>
<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"> 294</span> <span class="keywordflow">for</span> (N *n; (n = *q); q = A::next_p(n, <a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#ad995602c0cbd4cae33052bf494afd31d">dir</a>))</div>
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span> {</div>
<div class="line"><a id="l00296" name="l00296"></a><span class="lineno"> 296</span> <a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#ad995602c0cbd4cae33052bf494afd31d">dir</a> = Dir(this-&gt;<a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#a9aaf47aebbe9de9a4fc929b32107af33">greater</a>(key, n));</div>
<div class="line"><a id="l00297" name="l00297"></a><span class="lineno"> 297</span> <span class="keywordflow">if</span> (<a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#ad995602c0cbd4cae33052bf494afd31d">dir</a> == <a class="code hl_enumvalue" href="structcxx_1_1Bits_1_1Direction.html#af99361f7a22f63cf2ae5778547aaefa0a1799d1c28b3c3dda7d2bfef594628dc7">Dir::L</a> &amp;&amp; !this-&gt;<a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#a9aaf47aebbe9de9a4fc929b32107af33">greater</a>(k(n), key))</div>
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"> 298</span> <span class="comment">/* found node */</span></div>
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span> t = q;</div>
<div class="line"><a id="l00300" name="l00300"></a><span class="lineno"> 300</span> </div>
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"> 301</span> <span class="keywordflow">if</span> (!A::next(n, <a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#ad995602c0cbd4cae33052bf494afd31d">dir</a>))</div>
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"> 302</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00303" name="l00303"></a><span class="lineno"> 303</span> </div>
<div class="line"><a id="l00304" name="l00304"></a><span class="lineno"> 304</span> A <span class="keyword">const</span> *a = <span class="keyword">static_cast&lt;</span>A <span class="keyword">const </span>*<span class="keyword">&gt;</span>(n);</div>
<div class="line"><a id="l00305" name="l00305"></a><span class="lineno"> 305</span> <span class="keywordflow">if</span> (a-&gt;balanced() || (a-&gt;balance() == !<a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#ad995602c0cbd4cae33052bf494afd31d">dir</a> &amp;&amp; A::next&lt;A&gt;(n, !<a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#ad995602c0cbd4cae33052bf494afd31d">dir</a>)-&gt;balanced()))</div>
<div class="line"><a id="l00306" name="l00306"></a><span class="lineno"> 306</span> s = q;</div>
<div class="line"><a id="l00307" name="l00307"></a><span class="lineno"> 307</span> }</div>
<div class="line"><a id="l00308" name="l00308"></a><span class="lineno"> 308</span> </div>
<div class="line"><a id="l00309" name="l00309"></a><span class="lineno"> 309</span> <span class="comment">// nothing found</span></div>
<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"> 310</span> <span class="keywordflow">if</span> (!t)</div>
<div class="line"><a id="l00311" name="l00311"></a><span class="lineno"> 311</span> <span class="keywordflow">return</span> 0;</div>
<div class="line"><a id="l00312" name="l00312"></a><span class="lineno"> 312</span> </div>
<div class="line"><a id="l00313" name="l00313"></a><span class="lineno"> 313</span> A *i = <span class="keyword">static_cast&lt;</span>A*<span class="keyword">&gt;</span>(*t);</div>
<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span> </div>
<div class="line"><a id="l00315" name="l00315"></a><span class="lineno"> 315</span> <span class="keywordflow">for</span> (N *n; (n = *s); s = A::next_p(n, <a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#ad995602c0cbd4cae33052bf494afd31d">dir</a>))</div>
<div class="line"><a id="l00316" name="l00316"></a><span class="lineno"> 316</span> {</div>
<div class="line"><a id="l00317" name="l00317"></a><span class="lineno"> 317</span> <a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#ad995602c0cbd4cae33052bf494afd31d">dir</a> = Dir(this-&gt;<a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#a9aaf47aebbe9de9a4fc929b32107af33">greater</a>(key, n));</div>
<div class="line"><a id="l00318" name="l00318"></a><span class="lineno"> 318</span> </div>
<div class="line"><a id="l00319" name="l00319"></a><span class="lineno"> 319</span> <span class="keywordflow">if</span> (!A::next(n, <a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#ad995602c0cbd4cae33052bf494afd31d">dir</a>))</div>
<div class="line"><a id="l00320" name="l00320"></a><span class="lineno"> 320</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00321" name="l00321"></a><span class="lineno"> 321</span> </div>
<div class="line"><a id="l00322" name="l00322"></a><span class="lineno"> 322</span> A *a = <span class="keyword">static_cast&lt;</span>A*<span class="keyword">&gt;</span>(n);</div>
<div class="line"><a id="l00323" name="l00323"></a><span class="lineno"> 323</span> <span class="comment">// got one out of balance</span></div>
<div class="line"><a id="l00324" name="l00324"></a><span class="lineno"> 324</span> <span class="keywordflow">if</span> (a-&gt;balanced())</div>
<div class="line"><a id="l00325" name="l00325"></a><span class="lineno"> 325</span> a-&gt;balance(!<a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#ad995602c0cbd4cae33052bf494afd31d">dir</a>);</div>
<div class="line"><a id="l00326" name="l00326"></a><span class="lineno"> 326</span> <span class="keywordflow">else</span> <span class="keywordflow">if</span> (a-&gt;balance() == <a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#ad995602c0cbd4cae33052bf494afd31d">dir</a>)</div>
<div class="line"><a id="l00327" name="l00327"></a><span class="lineno"> 327</span> a-&gt;balance(<a class="code hl_enumvalue" href="structcxx_1_1Bits_1_1Direction.html#af99361f7a22f63cf2ae5778547aaefa0adbe0097f98eff9a0dbd59e820b8de1a5">Bal::N</a>);</div>
<div class="line"><a id="l00328" name="l00328"></a><span class="lineno"> 328</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00329" name="l00329"></a><span class="lineno"> 329</span> {</div>
<div class="line"><a id="l00330" name="l00330"></a><span class="lineno"> 330</span> <span class="comment">// we need rotations to get in balance</span></div>
<div class="line"><a id="l00331" name="l00331"></a><span class="lineno"> 331</span> Bal b = A::next&lt;A&gt;(n, !<a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#ad995602c0cbd4cae33052bf494afd31d">dir</a>)-&gt;balance();</div>
<div class="line"><a id="l00332" name="l00332"></a><span class="lineno"> 332</span> <span class="keywordflow">if</span> (b == <a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#ad995602c0cbd4cae33052bf494afd31d">dir</a>)</div>
<div class="line"><a id="l00333" name="l00333"></a><span class="lineno"> 333</span> A::rotate2(s, !<a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#ad995602c0cbd4cae33052bf494afd31d">dir</a>, A::next&lt;A&gt;(A::next(n, !<a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#ad995602c0cbd4cae33052bf494afd31d">dir</a>), <a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#ad995602c0cbd4cae33052bf494afd31d">dir</a>)-&gt;balance());</div>
<div class="line"><a id="l00334" name="l00334"></a><span class="lineno"> 334</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00335" name="l00335"></a><span class="lineno"> 335</span> {</div>
<div class="line"><a id="l00336" name="l00336"></a><span class="lineno"> 336</span> A::rotate(s, !<a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#ad995602c0cbd4cae33052bf494afd31d">dir</a>);</div>
<div class="line"><a id="l00337" name="l00337"></a><span class="lineno"> 337</span> <span class="keywordflow">if</span> (b != <a class="code hl_enumvalue" href="structcxx_1_1Bits_1_1Direction.html#af99361f7a22f63cf2ae5778547aaefa0adbe0097f98eff9a0dbd59e820b8de1a5">Bal::N</a>)</div>
<div class="line"><a id="l00338" name="l00338"></a><span class="lineno"> 338</span> {</div>
<div class="line"><a id="l00339" name="l00339"></a><span class="lineno"> 339</span> a-&gt;balance(<a class="code hl_enumvalue" href="structcxx_1_1Bits_1_1Direction.html#af99361f7a22f63cf2ae5778547aaefa0adbe0097f98eff9a0dbd59e820b8de1a5">Bal::N</a>);</div>
<div class="line"><a id="l00340" name="l00340"></a><span class="lineno"> 340</span> <span class="keyword">static_cast&lt;</span>A*<span class="keyword">&gt;</span>(*s)-&gt;balance(<a class="code hl_enumvalue" href="structcxx_1_1Bits_1_1Direction.html#af99361f7a22f63cf2ae5778547aaefa0adbe0097f98eff9a0dbd59e820b8de1a5">Bal::N</a>);</div>
<div class="line"><a id="l00341" name="l00341"></a><span class="lineno"> 341</span> }</div>
<div class="line"><a id="l00342" name="l00342"></a><span class="lineno"> 342</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00343" name="l00343"></a><span class="lineno"> 343</span> {</div>
<div class="line"><a id="l00344" name="l00344"></a><span class="lineno"> 344</span> a-&gt;balance(!<a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#ad995602c0cbd4cae33052bf494afd31d">dir</a>);</div>
<div class="line"><a id="l00345" name="l00345"></a><span class="lineno"> 345</span> <span class="keyword">static_cast&lt;</span>A*<span class="keyword">&gt;</span>(*s)-&gt;balance(<a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#ad995602c0cbd4cae33052bf494afd31d">dir</a>);</div>
<div class="line"><a id="l00346" name="l00346"></a><span class="lineno"> 346</span> }</div>
<div class="line"><a id="l00347" name="l00347"></a><span class="lineno"> 347</span> }</div>
<div class="line"><a id="l00348" name="l00348"></a><span class="lineno"> 348</span> <span class="keywordflow">if</span> (n == i)</div>
<div class="line"><a id="l00349" name="l00349"></a><span class="lineno"> 349</span> t = A::next_p(*s, <a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#ad995602c0cbd4cae33052bf494afd31d">dir</a>);</div>
<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> }</div>
<div class="line"><a id="l00352" name="l00352"></a><span class="lineno"> 352</span> </div>
<div class="line"><a id="l00353" name="l00353"></a><span class="lineno"> 353</span> A *n = <span class="keyword">static_cast&lt;</span>A*<span class="keyword">&gt;</span>(*q);</div>
<div class="line"><a id="l00354" name="l00354"></a><span class="lineno"> 354</span> *t = n;</div>
<div class="line"><a id="l00355" name="l00355"></a><span class="lineno"> 355</span> *q = A::next(n, !<a class="code hl_function" href="classcxx_1_1Bits_1_1Bst.html#ad995602c0cbd4cae33052bf494afd31d">dir</a>);</div>
<div class="line"><a id="l00356" name="l00356"></a><span class="lineno"> 356</span> *n = *i;</div>
<div class="line"><a id="l00357" name="l00357"></a><span class="lineno"> 357</span> </div>
<div class="line"><a id="l00358" name="l00358"></a><span class="lineno"> 358</span> <span class="keywordflow">return</span> <span class="keyword">static_cast&lt;</span>Node*<span class="keyword">&gt;</span>(i);</div>
<div class="line"><a id="l00359" name="l00359"></a><span class="lineno"> 359</span>}</div>
</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><span class="preprocessor">#ifdef __DEBUG_L4_AVL</span></div>
<div class="line"><a id="l00362" name="l00362"></a><span class="lineno"> 362</span><span class="keyword">template</span>&lt; <span class="keyword">typename</span> Node, <span class="keyword">typename</span> Get_key, <span class="keyword">class</span> Compare&gt;</div>
<div class="line"><a id="l00363" name="l00363"></a><span class="lineno"> 363</span><span class="keywordtype">bool</span> <a class="code hl_class" href="classcxx_1_1Avl__tree.html">Avl_tree&lt;Node, Get_key, Compare&gt;::rec_dump</a>(<a class="code hl_class" href="classcxx_1_1Avl__tree__node.html">Avl_tree_node</a> *n, <span class="keywordtype">int</span> depth, <span class="keywordtype">int</span> *dp, <span class="keywordtype">bool</span> print, <span class="keywordtype">char</span> pfx)</div>
<div class="line"><a id="l00364" name="l00364"></a><span class="lineno"> 364</span>{</div>
<div class="line"><a id="l00365" name="l00365"></a><span class="lineno"> 365</span> <span class="keyword">typedef</span> <a class="code hl_class" href="classcxx_1_1Avl__tree__node.html">Avl_tree_node</a> A;</div>
<div class="line"><a id="l00366" name="l00366"></a><span class="lineno"> 366</span> </div>
<div class="line"><a id="l00367" name="l00367"></a><span class="lineno"> 367</span> <span class="keywordflow">if</span> (!n)</div>
<div class="line"><a id="l00368" name="l00368"></a><span class="lineno"> 368</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l00369" name="l00369"></a><span class="lineno"> 369</span> </div>
<div class="line"><a id="l00370" name="l00370"></a><span class="lineno"> 370</span> <span class="keywordtype">int</span> dpx[2] = {depth,depth};</div>
<div class="line"><a id="l00371" name="l00371"></a><span class="lineno"> 371</span> <span class="keywordtype">bool</span> res = <span class="keyword">true</span>;</div>
<div class="line"><a id="l00372" name="l00372"></a><span class="lineno"> 372</span> </div>
<div class="line"><a id="l00373" name="l00373"></a><span class="lineno"> 373</span> res = rec_dump(A::next&lt;A&gt;(n, Dir::R), depth + 1, dpx + 1, print, <span class="charliteral">&#39;/&#39;</span>);</div>
<div class="line"><a id="l00374" name="l00374"></a><span class="lineno"> 374</span> </div>
<div class="line"><a id="l00375" name="l00375"></a><span class="lineno"> 375</span> <span class="keywordflow">if</span> (print)</div>
<div class="line"><a id="l00376" name="l00376"></a><span class="lineno"> 376</span> {</div>
<div class="line"><a id="l00377" name="l00377"></a><span class="lineno"> 377</span> fprintf(stderr, <span class="stringliteral">&quot;%2d: [%8p] b=%1d: &quot;</span>, depth, n, (<span class="keywordtype">int</span>)n-&gt;balance().d);</div>
<div class="line"><a id="l00378" name="l00378"></a><span class="lineno"> 378</span> </div>
<div class="line"><a id="l00379" name="l00379"></a><span class="lineno"> 379</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; depth; ++i)</div>
<div class="line"><a id="l00380" name="l00380"></a><span class="lineno"> 380</span> std::cerr &lt;&lt; <span class="stringliteral">&quot; &quot;</span>;</div>
<div class="line"><a id="l00381" name="l00381"></a><span class="lineno"> 381</span> </div>
<div class="line"><a id="l00382" name="l00382"></a><span class="lineno"> 382</span> std::cerr &lt;&lt; pfx &lt;&lt; (static_cast&lt;Node*&gt;(n)-&gt;item) &lt;&lt; std::endl;</div>
<div class="line"><a id="l00383" name="l00383"></a><span class="lineno"> 383</span> }</div>
<div class="line"><a id="l00384" name="l00384"></a><span class="lineno"> 384</span> </div>
<div class="line"><a id="l00385" name="l00385"></a><span class="lineno"> 385</span> res = res &amp; rec_dump(A::next&lt;A&gt;(n, Dir::L), depth + 1, dpx, print, <span class="charliteral">&#39;\\&#39;</span>);</div>
<div class="line"><a id="l00386" name="l00386"></a><span class="lineno"> 386</span> </div>
<div class="line"><a id="l00387" name="l00387"></a><span class="lineno"> 387</span> <span class="keywordtype">int</span> b = dpx[1] - dpx[0];</div>
<div class="line"><a id="l00388" name="l00388"></a><span class="lineno"> 388</span> </div>
<div class="line"><a id="l00389" name="l00389"></a><span class="lineno"> 389</span> <span class="keywordflow">if</span> (b &lt; 0)</div>
<div class="line"><a id="l00390" name="l00390"></a><span class="lineno"> 390</span> *dp = dpx[0];</div>
<div class="line"><a id="l00391" name="l00391"></a><span class="lineno"> 391</span> <span class="keywordflow">else</span></div>
<div class="line"><a id="l00392" name="l00392"></a><span class="lineno"> 392</span> *dp = dpx[1];</div>
<div class="line"><a id="l00393" name="l00393"></a><span class="lineno"> 393</span> </div>
<div class="line"><a id="l00394" name="l00394"></a><span class="lineno"> 394</span> Bal x = n-&gt;balance();</div>
<div class="line"><a id="l00395" name="l00395"></a><span class="lineno"> 395</span> <span class="keywordflow">if</span> ((b &lt; -1 || b &gt; 1) ||</div>
<div class="line"><a id="l00396" name="l00396"></a><span class="lineno"> 396</span> (b == 0 &amp;&amp; x != Bal::N) ||</div>
<div class="line"><a id="l00397" name="l00397"></a><span class="lineno"> 397</span> (b == -1 &amp;&amp; x != Bal::L) ||</div>
<div class="line"><a id="l00398" name="l00398"></a><span class="lineno"> 398</span> (b == 1 &amp;&amp; x != Bal::R))</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> <span class="keywordflow">if</span> (print)</div>
<div class="line"><a id="l00401" name="l00401"></a><span class="lineno"> 401</span> fprintf(stderr, <span class="stringliteral">&quot;%2d: [%8p] b=%1d: balance error %d\n&quot;</span>, depth, n, (<span class="keywordtype">int</span>)n-&gt;balance().d, b);</div>
<div class="line"><a id="l00402" name="l00402"></a><span class="lineno"> 402</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00403" name="l00403"></a><span class="lineno"> 403</span> }</div>
<div class="line"><a id="l00404" name="l00404"></a><span class="lineno"> 404</span> <span class="keywordflow">return</span> res;</div>
<div class="line"><a id="l00405" name="l00405"></a><span class="lineno"> 405</span>}</div>
<div class="line"><a id="l00406" name="l00406"></a><span class="lineno"> 406</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00407" name="l00407"></a><span class="lineno"> 407</span> </div>
<div class="line"><a id="l00408" name="l00408"></a><span class="lineno"> 408</span>}</div>
<div class="line"><a id="l00409" name="l00409"></a><span class="lineno"> 409</span> </div>
<div class="ttc" id="abst_8h_html"><div class="ttname"><a href="bst_8h.html">bst.h</a></div><div class="ttdoc">AVL tree.</div></div>
<div class="ttc" id="abst__iter_8h_html"><div class="ttname"><a href="bst__iter_8h.html">bst_iter.h</a></div><div class="ttdoc">AVL tree.</div></div>
<div class="ttc" id="aclasscxx_1_1Avl__tree__node_html"><div class="ttname"><a href="classcxx_1_1Avl__tree__node.html">cxx::Avl_tree_node</a></div><div class="ttdoc">Node of an AVL tree.</div><div class="ttdef"><b>Definition</b> <a href="#l00029">avl_tree:30</a></div></div>
<div class="ttc" id="aclasscxx_1_1Avl__tree__node_html_a203f3ee0aaa25ba3772a7aa842ccdf17"><div class="ttname"><a href="classcxx_1_1Avl__tree__node.html#a203f3ee0aaa25ba3772a7aa842ccdf17">cxx::Avl_tree_node::Avl_tree_node</a></div><div class="ttdeci">Avl_tree_node()=default</div><div class="ttdoc">Create an uninitialized node, this is what you should do.</div></div>
<div class="ttc" id="aclasscxx_1_1Avl__tree_html"><div class="ttname"><a href="classcxx_1_1Avl__tree.html">cxx::Avl_tree</a></div><div class="ttdoc">A generic AVL tree.</div><div class="ttdef"><b>Definition</b> <a href="#l00100">avl_tree:101</a></div></div>
<div class="ttc" id="aclasscxx_1_1Avl__tree_html_a202d84f24c534368f98b0986be0eee1b"><div class="ttname"><a href="classcxx_1_1Avl__tree.html#a202d84f24c534368f98b0986be0eee1b">cxx::Avl_tree::insert</a></div><div class="ttdeci">Pair&lt; Node *, bool &gt; insert(Node *new_node)</div><div class="ttdoc">Insert a new node into this AVL tree.</div><div class="ttdef"><b>Definition</b> <a href="#l00220">avl_tree:220</a></div></div>
<div class="ttc" id="aclasscxx_1_1Avl__tree_html_a252f6cf51fe5e53c647a7fdfd0dc2be1"><div class="ttname"><a href="classcxx_1_1Avl__tree.html#a252f6cf51fe5e53c647a7fdfd0dc2be1">cxx::Avl_tree::erase</a></div><div class="ttdeci">Node * erase(Key_param_type key)</div><div class="ttdoc">An alias for remove().</div><div class="ttdef"><b>Definition</b> <a href="#l00158">avl_tree:158</a></div></div>
<div class="ttc" id="aclasscxx_1_1Avl__tree_html_a53bfe5700fa6fd227b0d46c0c4da4ade"><div class="ttname"><a href="classcxx_1_1Avl__tree.html#a53bfe5700fa6fd227b0d46c0c4da4ade">cxx::Avl_tree::remove</a></div><div class="ttdeci">Node * remove(Key_param_type key)</div><div class="ttdoc">Remove the node with key from the tree.</div><div class="ttdef"><b>Definition</b> <a href="#l00282">avl_tree:282</a></div></div>
<div class="ttc" id="aclasscxx_1_1Avl__tree_html_a76c21afd43e451651a66e95278fd5c26"><div class="ttname"><a href="classcxx_1_1Avl__tree.html#a76c21afd43e451651a66e95278fd5c26">cxx::Avl_tree::~Avl_tree</a></div><div class="ttdeci">~Avl_tree() noexcept</div><div class="ttdoc">Destroy the tree.</div><div class="ttdef"><b>Definition</b> <a href="#l00164">avl_tree:164</a></div></div>
<div class="ttc" id="aclasscxx_1_1Avl__tree_html_a7b359bfb343bd2f3dbbfa7a5e7a32270"><div class="ttname"><a href="classcxx_1_1Avl__tree.html#a7b359bfb343bd2f3dbbfa7a5e7a32270">cxx::Avl_tree::Avl_tree</a></div><div class="ttdeci">Avl_tree()=default</div><div class="ttdoc">Create an empty AVL tree.</div></div>
<div class="ttc" id="aclasscxx_1_1Avl__tree_html_a92ff10953437d00df4694b13abd8b961"><div class="ttname"><a href="classcxx_1_1Avl__tree.html#a92ff10953437d00df4694b13abd8b961">cxx::Avl_tree&lt; Entry, Names_get_key &gt;::Const_iterator</a></div><div class="ttdeci">Bst::Const_iterator Const_iterator</div><div class="ttdef"><b>Definition</b> <a href="#l00132">avl_tree:132</a></div></div>
<div class="ttc" id="aclasscxx_1_1Avl__tree_html_abdc8f7b39df524d20fd38697b5cc3077"><div class="ttname"><a href="classcxx_1_1Avl__tree.html#abdc8f7b39df524d20fd38697b5cc3077">cxx::Avl_tree&lt; Entry, Names_get_key &gt;::Rev_iterator</a></div><div class="ttdeci">Bst::Rev_iterator Rev_iterator</div><div class="ttdef"><b>Definition</b> <a href="#l00134">avl_tree:134</a></div></div>
<div class="ttc" id="aclasscxx_1_1Avl__tree_html_ae424081de9acc64beb848e8fa64f374e"><div class="ttname"><a href="classcxx_1_1Avl__tree.html#ae424081de9acc64beb848e8fa64f374e">cxx::Avl_tree&lt; Entry, Names_get_key &gt;::Iterator</a></div><div class="ttdeci">Bst::Iterator Iterator</div><div class="ttdef"><b>Definition</b> <a href="#l00130">avl_tree:130</a></div></div>
<div class="ttc" id="aclasscxx_1_1Avl__tree_html_aeed2bce893fae74ffbec8041a1c0986f"><div class="ttname"><a href="classcxx_1_1Avl__tree.html#aeed2bce893fae74ffbec8041a1c0986f">cxx::Avl_tree&lt; Entry, Names_get_key &gt;::Const_rev_iterator</a></div><div class="ttdeci">Bst::Const_rev_iterator Const_rev_iterator</div><div class="ttdef"><b>Definition</b> <a href="#l00136">avl_tree:136</a></div></div>
<div class="ttc" id="aclasscxx_1_1Bits_1_1Bst__node_html"><div class="ttname"><a href="classcxx_1_1Bits_1_1Bst__node.html">cxx::Bits::Bst_node</a></div><div class="ttdoc">Basic type of a node in a binary search tree (BST).</div><div class="ttdef"><b>Definition</b> <a href="bst__base_8h_source.html#l00070">bst_base.h:71</a></div></div>
<div class="ttc" id="aclasscxx_1_1Bits_1_1Bst__node_html_a43198c7da06132ff44a1079a45e25bdf"><div class="ttname"><a href="classcxx_1_1Bits_1_1Bst__node.html#a43198c7da06132ff44a1079a45e25bdf">cxx::Bits::Bst_node::next_p</a></div><div class="ttdeci">static Bst_node ** next_p(Bst_node *p, Direction d)</div><div class="ttdoc">Get pointer to link in direction d.</div><div class="ttdef"><b>Definition</b> <a href="bst__base_8h_source.html#l00095">bst_base.h:95</a></div></div>
<div class="ttc" id="aclasscxx_1_1Bits_1_1Bst__node_html_ac8fc9866030b8e746d030b816310ad7d"><div class="ttname"><a href="classcxx_1_1Bits_1_1Bst__node.html#ac8fc9866030b8e746d030b816310ad7d">cxx::Bits::Bst_node::rotate</a></div><div class="ttdeci">static void rotate(Bst_node **t, Direction idir)</div><div class="ttdoc">Rotate subtree t in the opposite direction of idir.</div><div class="ttdef"><b>Definition</b> <a href="bst__base_8h_source.html#l00120">bst_base.h:120</a></div></div>
<div class="ttc" id="aclasscxx_1_1Bits_1_1Bst__node_html_acbc0d6ac6bb5694d4d1896e2a0bdb795"><div class="ttname"><a href="classcxx_1_1Bits_1_1Bst__node.html#acbc0d6ac6bb5694d4d1896e2a0bdb795">cxx::Bits::Bst_node::Bst_node</a></div><div class="ttdeci">Bst_node()</div><div class="ttdoc">Create uninitialized node.</div><div class="ttdef"><b>Definition</b> <a href="bst__base_8h_source.html#l00112">bst_base.h:112</a></div></div>
<div class="ttc" id="aclasscxx_1_1Bits_1_1Bst__node_html_afab30b3fd2e1e6bf677cc54296581cb3"><div class="ttname"><a href="classcxx_1_1Bits_1_1Bst__node.html#afab30b3fd2e1e6bf677cc54296581cb3">cxx::Bits::Bst_node::next</a></div><div class="ttdeci">static Bst_node * next(Bst_node const *p, Direction d)</div><div class="ttdoc">Get next node in direction d.</div><div class="ttdef"><b>Definition</b> <a href="bst__base_8h_source.html#l00087">bst_base.h:87</a></div></div>
<div class="ttc" id="aclasscxx_1_1Bits_1_1Bst_html"><div class="ttname"><a href="classcxx_1_1Bits_1_1Bst.html">cxx::Bits::Bst</a></div><div class="ttdoc">Basic binary search tree (BST).</div><div class="ttdef"><b>Definition</b> <a href="bst_8h_source.html#l00031">bst.h:32</a></div></div>
<div class="ttc" id="aclasscxx_1_1Bits_1_1Bst_html_a01c39d894ae881d97b89a8d2eb37ed28"><div class="ttname"><a href="classcxx_1_1Bits_1_1Bst.html#a01c39d894ae881d97b89a8d2eb37ed28">cxx::Bits::Bst::Const_rev_iterator</a></div><div class="ttdeci">__Bst_iter&lt; Node, Node const, Rev &gt; Const_rev_iterator</div><div class="ttdoc">Constant backward.</div><div class="ttdef"><b>Definition</b> <a href="bst_8h_source.html#l00077">bst.h:77</a></div></div>
<div class="ttc" id="aclasscxx_1_1Bits_1_1Bst_html_a04a944e01c8a41ef2fa682029f5201a8"><div class="ttname"><a href="classcxx_1_1Bits_1_1Bst.html#a04a944e01c8a41ef2fa682029f5201a8">cxx::Bits::Bst::Key_type</a></div><div class="ttdeci">Get_key::Key_type Key_type</div><div class="ttdoc">The type of key values used to generate the total order of the elements.</div><div class="ttdef"><b>Definition</b> <a href="bst_8h_source.html#l00059">bst.h:59</a></div></div>
<div class="ttc" id="aclasscxx_1_1Bits_1_1Bst_html_a0f49df47b43e17ad2b67add053027365"><div class="ttname"><a href="classcxx_1_1Bits_1_1Bst.html#a0f49df47b43e17ad2b67add053027365">cxx::Bits::Bst::Iterator</a></div><div class="ttdeci">__Bst_iter&lt; Node, Node, Fwd &gt; Iterator</div><div class="ttdoc">Forward iterator.</div><div class="ttdef"><b>Definition</b> <a href="bst_8h_source.html#l00071">bst.h:71</a></div></div>
<div class="ttc" id="aclasscxx_1_1Bits_1_1Bst_html_a4ef98882678d709fb1fbb21f6bd3a6ea"><div class="ttname"><a href="classcxx_1_1Bits_1_1Bst.html#a4ef98882678d709fb1fbb21f6bd3a6ea">cxx::Bits::Bst::Key_param_type</a></div><div class="ttdeci">Type_traits&lt; Key_type &gt;::Param_type Key_param_type</div><div class="ttdoc">The type for key parameters.</div><div class="ttdef"><b>Definition</b> <a href="bst_8h_source.html#l00061">bst.h:61</a></div></div>
<div class="ttc" id="aclasscxx_1_1Bits_1_1Bst_html_a7d5368dac6bcf39bf28a722629b8b277"><div class="ttname"><a href="classcxx_1_1Bits_1_1Bst.html#a7d5368dac6bcf39bf28a722629b8b277">cxx::Bits::Bst::_head</a></div><div class="ttdeci">Bst_node * _head</div><div class="ttdoc">The head pointer of the tree.</div><div class="ttdef"><b>Definition</b> <a href="bst_8h_source.html#l00091">bst.h:91</a></div></div>
<div class="ttc" id="aclasscxx_1_1Bits_1_1Bst_html_a81b48d62c079d40d94a3dd03335fff1b"><div class="ttname"><a href="classcxx_1_1Bits_1_1Bst.html#a81b48d62c079d40d94a3dd03335fff1b">cxx::Bits::Bst::Const_iterator</a></div><div class="ttdeci">__Bst_iter&lt; Node, Node const, Fwd &gt; Const_iterator</div><div class="ttdoc">Constant forward iterator.</div><div class="ttdef"><b>Definition</b> <a href="bst_8h_source.html#l00073">bst.h:73</a></div></div>
<div class="ttc" id="aclasscxx_1_1Bits_1_1Bst_html_a9aaf47aebbe9de9a4fc929b32107af33"><div class="ttname"><a href="classcxx_1_1Bits_1_1Bst.html#a9aaf47aebbe9de9a4fc929b32107af33">cxx::Bits::Bst::greater</a></div><div class="ttdeci">static bool greater(Key_param_type l, Key_param_type r)</div><div class="ttdoc">Is l greater than r.</div><div class="ttdef"><b>Definition</b> <a href="bst_8h_source.html#l00132">bst.h:132</a></div></div>
<div class="ttc" id="aclasscxx_1_1Bits_1_1Bst_html_ab86f783914505fd36cf3abddda981d4a"><div class="ttname"><a href="classcxx_1_1Bits_1_1Bst.html#ab86f783914505fd36cf3abddda981d4a">cxx::Bits::Bst::remove_all</a></div><div class="ttdeci">void remove_all(FUNC &amp;&amp;callback)</div><div class="ttdoc">Clear the tree.</div><div class="ttdef"><b>Definition</b> <a href="bst_8h_source.html#l00251">bst.h:251</a></div></div>
<div class="ttc" id="aclasscxx_1_1Bits_1_1Bst_html_ac9bd268f34b9abfaae56008de571c1dc"><div class="ttname"><a href="classcxx_1_1Bits_1_1Bst.html#ac9bd268f34b9abfaae56008de571c1dc">cxx::Bits::Bst::k</a></div><div class="ttdeci">static Key_type k(Bst_node const *n)</div><div class="ttdoc">Get the key value of n.</div><div class="ttdef"><b>Definition</b> <a href="bst_8h_source.html#l00100">bst.h:100</a></div></div>
<div class="ttc" id="aclasscxx_1_1Bits_1_1Bst_html_ad995602c0cbd4cae33052bf494afd31d"><div class="ttname"><a href="classcxx_1_1Bits_1_1Bst.html#ad995602c0cbd4cae33052bf494afd31d">cxx::Bits::Bst::dir</a></div><div class="ttdeci">static Dir dir(Key_param_type l, Key_param_type r)</div><div class="ttdoc">Get the direction to go from l to search for r.</div><div class="ttdef"><b>Definition</b> <a href="bst_8h_source.html#l00111">bst.h:111</a></div></div>
<div class="ttc" id="aclasscxx_1_1Bits_1_1Bst_html_adcc5620c090a8588cc9f083d0629f745"><div class="ttname"><a href="classcxx_1_1Bits_1_1Bst.html#adcc5620c090a8588cc9f083d0629f745">cxx::Bits::Bst::Rev_iterator</a></div><div class="ttdeci">__Bst_iter&lt; Node, Node, Rev &gt; Rev_iterator</div><div class="ttdoc">Backward iterator.</div><div class="ttdef"><b>Definition</b> <a href="bst_8h_source.html#l00075">bst.h:75</a></div></div>
<div class="ttc" id="anamespacecxx_1_1Bits_html"><div class="ttname"><a href="namespacecxx_1_1Bits.html">cxx::Bits</a></div><div class="ttdoc">Internal helpers for the cxx package.</div><div class="ttdef"><b>Definition</b> <a href="avl__map_source.html#l00021">avl_map:21</a></div></div>
<div class="ttc" id="anamespacecxx_html"><div class="ttname"><a href="namespacecxx.html">cxx</a></div><div class="ttdoc">Our C++ library.</div><div class="ttdef"><b>Definition</b> <a href="arith_source.html#l00011">arith:11</a></div></div>
<div class="ttc" id="apair_html"><div class="ttname"><a href="pair.html">pair</a></div><div class="ttdoc">Pair implementation.</div></div>
<div class="ttc" id="astructcxx_1_1Bits_1_1Direction_html"><div class="ttname"><a href="structcxx_1_1Bits_1_1Direction.html">cxx::Bits::Direction</a></div><div class="ttdoc">The direction to go in a binary search tree.</div><div class="ttdef"><b>Definition</b> <a href="bst__base_8h_source.html#l00028">bst_base.h:29</a></div></div>
<div class="ttc" id="astructcxx_1_1Bits_1_1Direction_html_af99361f7a22f63cf2ae5778547aaefa0a1799d1c28b3c3dda7d2bfef594628dc7"><div class="ttname"><a href="structcxx_1_1Bits_1_1Direction.html#af99361f7a22f63cf2ae5778547aaefa0a1799d1c28b3c3dda7d2bfef594628dc7">cxx::Bits::Direction::L</a></div><div class="ttdeci">@ L</div><div class="ttdoc">Go to the left child.</div><div class="ttdef"><b>Definition</b> <a href="bst__base_8h_source.html#l00033">bst_base.h:33</a></div></div>
<div class="ttc" id="astructcxx_1_1Bits_1_1Direction_html_af99361f7a22f63cf2ae5778547aaefa0adbe0097f98eff9a0dbd59e820b8de1a5"><div class="ttname"><a href="structcxx_1_1Bits_1_1Direction.html#af99361f7a22f63cf2ae5778547aaefa0adbe0097f98eff9a0dbd59e820b8de1a5">cxx::Bits::Direction::N</a></div><div class="ttdeci">@ N</div><div class="ttdoc">Stop.</div><div class="ttdef"><b>Definition</b> <a href="bst__base_8h_source.html#l00035">bst_base.h:35</a></div></div>
<div class="ttc" id="astructcxx_1_1Lt__functor_html"><div class="ttname"><a href="structcxx_1_1Lt__functor.html">cxx::Lt_functor</a></div><div class="ttdoc">Generic comparator class that defaults to the less-than operator.</div><div class="ttdef"><b>Definition</b> <a href="std__ops_source.html#l00018">std_ops:19</a></div></div>
<div class="ttc" id="astructcxx_1_1Pair_html"><div class="ttname"><a href="structcxx_1_1Pair.html">cxx::Pair</a></div><div class="ttdoc">Pair of two values.</div><div class="ttdef"><b>Definition</b> <a href="pair_source.html#l00027">pair:28</a></div></div>
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