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<a href="a01130.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// -*- C++ -*-</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> </div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// Copyright (C) 2005-2018 Free Software Foundation, Inc.</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">//</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// This file is part of the GNU ISO C++ Library. This library is free</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">// software; you can redistribute it and/or modify it under the terms</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// of the GNU General Public License as published by the Free Software</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">// Foundation; either version 3, or (at your option) any later</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// version.</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> </div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// This library is distributed in the hope that it will be useful, but</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// WITHOUT ANY WARRANTY; without even the implied warranty of</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">// General Public License for more details.</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">// Under Section 7 of GPL version 3, you are granted additional</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">// permissions described in the GCC Runtime Library Exception, version</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">// 3.1, as published by the Free Software Foundation.</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment">// You should have received a copy of the GNU General Public License and</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">// a copy of the GCC Runtime Library Exception along with this program;</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">// <http://www.gnu.org/licenses/>.</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment">// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment">// Permission to use, copy, modify, sell, and distribute this software</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment">// is hereby granted without fee, provided that the above copyright</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment">// notice appears in all copies, and that both that copyright notice</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment">// and this permission notice appear in supporting documentation. None</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment">// of the above authors, nor IBM Haifa Research Laboratories, make any</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment">// representation about the suitability of this software for any</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment">// purpose. It is provided "as is" without express or implied</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment">// warranty.</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment"></span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment">/**</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment"> * @file trie_policy.hpp</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment"> * Contains trie-related policies.</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment"> */</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#ifndef PB_DS_TRIE_POLICY_HPP</span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#define PB_DS_TRIE_POLICY_HPP</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#include <<a class="code" href="a00656.html">bits/c++config.h</a>></span></div><div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="a11295.html#a635c02fe43bd67dd830531d387e9467c"> 45</a></span> <span class="preprocessor">#include <<a class="code" href="a00152.html">string</a>></span></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="preprocessor">#include <<a class="code" href="a01151.html">ext/pb_ds/detail/type_utils.hpp</a>></span></div><div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="a11291.html#ac07e23033a7082e95a059e56227a5a79"> 47</a></span> <span class="preprocessor">#include <<a class="code" href="a01448.html">ext/pb_ds/detail/trie_policy/trie_policy_base.hpp</a>></span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div><div class="line"><a name="l00049"></a><span class="lineno"><a class="line" href="a11287.html#a559a0491eaf08e005eead3d4aca3a4f2"> 49</a></span> <span class="keyword">namespace </span><a class="code" href="a01593.html">__gnu_pbds</a></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> {</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="preprocessor">#define PB_DS_CLASS_T_DEC \</span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="preprocessor"> template<typename String, typename String::value_type Min_E_Val, \</span></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor"> typename String::value_type Max_E_Val, bool Reverse, \</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor"> typename _Alloc></span></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor">#define PB_DS_CLASS_C_DEC \</span></div><div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="a11287.html#a4f63f9ce4d06614c9e53eed9316872ea"> 57</a></span> <span class="preprocessor"> trie_string_access_traits<String, Min_E_Val,Max_E_Val,Reverse,_Alloc></span></div><div class="line"><a name="l00058"></a><span class="lineno"><a class="line" href="a11291.html#a0a5588142f380274ac33c5a243b394d1"> 58</a></span> <span class="comment"></span></div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment"> /**</span></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment"> * Element access traits for string types.</span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment"> *</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment"> * @tparam String String type.</span></div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment"> * @tparam Min_E_Val Minimal element value.</span></div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment"> * @tparam Max_E_Val Maximum element value.</span></div><div class="line"><a name="l00065"></a><span class="lineno"><a class="line" href="a11287.html#af95db97b3bb5e9c70c5e4da927727e2d"> 65</a></span> <span class="comment"> * @tparam Reverse Reverse iteration should be used.</span></div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="comment"> * Default: false.</span></div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="comment"> * @tparam _Alloc Allocator type.</span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="comment"> */</span></div><div class="line"><a name="l00069"></a><span class="lineno"><a class="line" href="a11291.html#a5c3ff0a8d56d0d771d3391ae1d0de06e"> 69</a></span>  <span class="keyword">template</span><<span class="keyword">typename</span> String = <a class="code" href="a01509.html#ga32db3d9898c44d3b3a578b560f7758cc">std::string</a>,</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keyword">typename</span> String::value_type Min_E_Val = detail::__numeric_traits<typename String::value_type>::__min,</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keyword">typename</span> String::value_type Max_E_Val = detail::__numeric_traits<typename String::value_type>::__max,</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordtype">bool</span> Reverse = <span class="keyword">false</span>,</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keyword">typename</span> _Alloc = <a class="code" href="a04707.html">std::allocator<char></a> ></div><div class="line"><a name="l00074"></a><span class="lineno"><a class="line" href="a11287.html"> 74</a></span>  <span class="keyword">struct </span><a class="code" href="a11287.html">trie_string_access_traits</a></div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  {</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> _Alloc::size_type size_type;</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keyword">typedef</span> String key_type;</div><div class="line"><a name="l00079"></a><span class="lineno"><a class="line" href="a11295.html#ae110b0862e2ece5ba1e6c35c4ac4e2a6"> 79</a></span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> _Alloc::template rebind<key_type> __rebind_k;</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> __rebind_k::other::const_reference key_const_reference;</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keyword">enum</span></div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  {</div><div class="line"><a name="l00084"></a><span class="lineno"><a class="line" href="a11291.html#af29b3894ff0f8fad9217cdcde5e5af1f"> 84</a></span>  reverse = Reverse</div><div class="line"><a name="l00085"></a><span class="lineno"><a class="line" href="a11295.html#afc18e57812078123f3fb91a1148ec5f5"> 85</a></span>  };</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="comment"></span></div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="comment"> /// Element const iterator type.</span></div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="comment"></span> <span class="keyword">typedef</span> <span class="keyword">typename</span> detail::__conditional_type<Reverse, \</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  typename String::const_reverse_iterator, \</div><div class="line"><a name="l00090"></a><span class="lineno"><a class="line" href="a11287.html#aa520fee6d39690828c3ea6cf7142030d"> 90</a></span>  typename String::const_iterator>::__type <a class="code" href="a11287.html#aa520fee6d39690828c3ea6cf7142030d">const_iterator</a>;</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="comment"></span></div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="comment"> /// Element type.</span></div><div class="line"><a name="l00093"></a><span class="lineno"><a class="line" href="a11287.html#a1fb66f19b741835bbd52b2b5610f6ca1"> 93</a></span> <span class="comment"></span> <span class="keyword">typedef</span> <span class="keyword">typename</span> std::iterator_traits<const_iterator>::value_type <a class="code" href="a11287.html#a1fb66f19b741835bbd52b2b5610f6ca1">e_type</a>;</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keyword">enum</span></div><div class="line"><a name="l00096"></a><span class="lineno"><a class="line" href="a11295.html#a5baafac1f227b055faf0f836ccf166fc"> 96</a></span>  {</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  min_e_val = Min_E_Val,</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  max_e_val = Max_E_Val,</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  max_size = max_e_val - min_e_val + 1</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  };</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  PB_DS_STATIC_ASSERT(min_max_size, max_size >= 2);</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="comment"></span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="comment"> /// Returns a const_iterator to the first element of</span></div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="comment"> /// key_const_reference agumnet.</span></div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="comment"></span> <span class="keyword">inline</span> <span class="keyword">static</span> <a class="code" href="a11287.html#aa520fee6d39690828c3ea6cf7142030d">const_iterator</a></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <a class="code" href="a11287.html#a4f63f9ce4d06614c9e53eed9316872ea">begin</a>(key_const_reference);</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="comment"></span></div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="comment"> /// Returns a const_iterator to the after-last element of</span></div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="comment"> /// key_const_reference argument.</span></div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="comment"></span> <span class="keyword">inline</span> <span class="keyword">static</span> <a class="code" href="a11287.html#aa520fee6d39690828c3ea6cf7142030d">const_iterator</a></div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <a class="code" href="a11287.html#af95db97b3bb5e9c70c5e4da927727e2d">end</a>(key_const_reference);</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="comment"></span></div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment"> /// Maps an element to a position.</span></div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment"></span> <span class="keyword">inline</span> <span class="keyword">static</span> size_type</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <a class="code" href="a11287.html#a559a0491eaf08e005eead3d4aca3a4f2">e_pos</a>(<a class="code" href="a11287.html#a1fb66f19b741835bbd52b2b5610f6ca1">e_type</a> e);</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> </div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keyword">inline</span> <span class="keyword">static</span> <a class="code" href="a11287.html#aa520fee6d39690828c3ea6cf7142030d">const_iterator</a></div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  begin_imp(key_const_reference, detail::false_type);</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span> </div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keyword">inline</span> <span class="keyword">static</span> <a class="code" href="a11287.html#aa520fee6d39690828c3ea6cf7142030d">const_iterator</a></div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  begin_imp(key_const_reference, detail::true_type);</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> </div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keyword">inline</span> <span class="keyword">static</span> <a class="code" href="a11287.html#aa520fee6d39690828c3ea6cf7142030d">const_iterator</a></div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  end_imp(key_const_reference, detail::false_type);</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span> </div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="keyword">inline</span> <span class="keyword">static</span> <a class="code" href="a11287.html#aa520fee6d39690828c3ea6cf7142030d">const_iterator</a></div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  end_imp(key_const_reference, detail::true_type);</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span> </div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keyword">static</span> detail::integral_constant<int, Reverse> s_rev_ind;</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  };</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span> </div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="preprocessor">#include <<a class="code" href="a01451.html">ext/pb_ds/detail/trie_policy/trie_string_access_traits_imp.hpp</a>></span></div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span> </div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="preprocessor">#undef PB_DS_CLASS_T_DEC</span></div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="preprocessor">#undef PB_DS_CLASS_C_DEC</span></div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> </div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="preprocessor">#define PB_DS_CLASS_T_DEC \</span></div><div class="line"><a name="l00139"></a><span class="lineno"><a class="line" href="a11291.html#a8366820208119a5e4179d91d09d8ea9b"> 139</a></span> <span class="preprocessor"> template<typename Node_CItr,typename Node_Itr, \</span></div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="preprocessor"> typename _ATraits, typename _Alloc></span></div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span> </div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="preprocessor">#define PB_DS_CLASS_C_DEC \</span></div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="preprocessor"> trie_prefix_search_node_update<Node_CItr, Node_Itr, \</span></div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="preprocessor"> _ATraits,_Alloc></span></div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span> </div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span> <span class="preprocessor">#define PB_DS_TRIE_POLICY_BASE \</span></div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="preprocessor"> detail::trie_policy_base<Node_CItr,Node_Itr,_ATraits, _Alloc></span></div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="comment"></span></div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="comment"> /// A node updator that allows tries to be searched for the range of</span></div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="comment"> /// values that match a certain prefix.</span></div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="comment"></span> <span class="keyword">template</span><<span class="keyword">typename</span> Node_CItr,</div><div class="line"><a name="l00152"></a><span class="lineno"><a class="line" href="a11295.html#ac03a1d37b467c2f12926fcb78fb2803a"> 152</a></span>  <span class="keyword">typename</span> Node_Itr,</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keyword">typename</span> _ATraits,</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00155"></a><span class="lineno"><a class="line" href="a11291.html"> 155</a></span>  <span class="keyword">class </span><a class="code" href="a11291.html">trie_prefix_search_node_update</a> : <span class="keyword">private</span> PB_DS_TRIE_POLICY_BASE</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  {</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keyword">typedef</span> PB_DS_TRIE_POLICY_BASE <a class="code" href="a12011.html">base_type</a>;</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span> </div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> base_type::key_type key_type;</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> base_type::key_const_reference key_const_reference;</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="comment"></span></div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span> <span class="comment"> /// Element access traits.</span></div><div class="line"><a name="l00165"></a><span class="lineno"><a class="line" href="a11291.html#a08b64c1b3cd0b0490384e960cf38fb0f"> 165</a></span> <span class="comment"></span> <span class="keyword">typedef</span> _ATraits <a class="code" href="a11291.html#a08b64c1b3cd0b0490384e960cf38fb0f">access_traits</a>;</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="comment"></span></div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="comment"> /// Const element iterator.</span></div><div class="line"><a name="l00168"></a><span class="lineno"><a class="line" href="a11291.html#a9c7f1810b16cd0d2cd32725ca0ea8776"> 168</a></span> <span class="comment"></span> <span class="keyword">typedef</span> <span class="keyword">typename</span> access_traits::const_iterator <a class="code" href="a11291.html#a9c7f1810b16cd0d2cd32725ca0ea8776">a_const_iterator</a>;</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="comment"></span></div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <span class="comment"> /// _Alloc type.</span></div><div class="line"><a name="l00171"></a><span class="lineno"><a class="line" href="a11291.html#a9daab8bbfe3a02a6241b4e0a7354d3f9"> 171</a></span> <span class="comment"></span> <span class="keyword">typedef</span> _Alloc <a class="code" href="a11291.html#a9daab8bbfe3a02a6241b4e0a7354d3f9">allocator_type</a>;</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="comment"></span></div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="comment"> /// Size type.</span></div><div class="line"><a name="l00174"></a><span class="lineno"><a class="line" href="a11291.html#acb7ab4835031bde4cbf2787c341b7cb7"> 174</a></span> <span class="comment"></span> <span class="keyword">typedef</span> <span class="keyword">typename</span> allocator_type::size_type <a class="code" href="a11291.html#acb7ab4835031bde4cbf2787c341b7cb7">size_type</a>;</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keyword">typedef</span> <a class="code" href="a11215.html">null_type</a> <a class="code" href="a11215.html">metadata_type</a>;</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="keyword">typedef</span> Node_Itr node_iterator;</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keyword">typedef</span> Node_CItr node_const_iterator;</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> node_iterator::value_type iterator;</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> node_const_iterator::value_type const_iterator;</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="comment"></span></div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="comment"> /// Finds the const iterator range corresponding to all values</span></div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span> <span class="comment"> /// whose prefixes match r_key.</span></div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="comment"></span> <a class="code" href="a07767.html">std::pair<const_iterator, const_iterator></a></div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <a class="code" href="a11291.html#ac07e23033a7082e95a059e56227a5a79">prefix_range</a>(key_const_reference) <span class="keyword">const</span>;</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="comment"></span></div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span> <span class="comment"> /// Finds the iterator range corresponding to all values whose</span></div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span> <span class="comment"> /// prefixes match r_key.</span></div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="comment"></span> <a class="code" href="a07767.html">std::pair<iterator, iterator></a></div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <a class="code" href="a11291.html#ac07e23033a7082e95a059e56227a5a79">prefix_range</a>(key_const_reference);</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="comment"></span></div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="comment"> /// Finds the const iterator range corresponding to all values</span></div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="comment"> /// whose prefixes match [b, e).</span></div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="comment"></span> <a class="code" href="a07767.html">std::pair<const_iterator, const_iterator></a></div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <a class="code" href="a11291.html#ac07e23033a7082e95a059e56227a5a79">prefix_range</a>(<a class="code" href="a11291.html#a9c7f1810b16cd0d2cd32725ca0ea8776">a_const_iterator</a>, <a class="code" href="a11291.html#a9c7f1810b16cd0d2cd32725ca0ea8776">a_const_iterator</a>) <span class="keyword">const</span>;</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="comment"></span></div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="comment"> /// Finds the iterator range corresponding to all values whose</span></div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="comment"> /// prefixes match [b, e).</span></div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span> <span class="comment"></span> <a class="code" href="a07767.html">std::pair<iterator, iterator></a></div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <a class="code" href="a11291.html#ac07e23033a7082e95a059e56227a5a79">prefix_range</a>(<a class="code" href="a11291.html#a9c7f1810b16cd0d2cd32725ca0ea8776">a_const_iterator</a>, <a class="code" href="a11291.html#a9c7f1810b16cd0d2cd32725ca0ea8776">a_const_iterator</a>);</div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span> </div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keyword">protected</span>:<span class="comment"></span></div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span> <span class="comment"> /// Called to update a node's metadata.</span></div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span> <span class="comment"></span> <span class="keyword">inline</span> <span class="keywordtype">void</span></div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <a class="code" href="a11291.html#a8366820208119a5e4179d91d09d8ea9b">operator()</a>(node_iterator node_it, node_const_iterator end_nd_it) <span class="keyword">const</span>;</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span> </div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  node_iterator</div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  next_child(node_iterator, <a class="code" href="a11291.html#a9c7f1810b16cd0d2cd32725ca0ea8776">a_const_iterator</a>, <a class="code" href="a11291.html#a9c7f1810b16cd0d2cd32725ca0ea8776">a_const_iterator</a>,</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  node_iterator, <span class="keyword">const</span> <a class="code" href="a11291.html#a08b64c1b3cd0b0490384e960cf38fb0f">access_traits</a>&);</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span> <span class="comment"></span></div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <span class="comment"> /// Returns the const iterator associated with the just-after last element.</span></div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span> <span class="comment"></span> <span class="keyword">virtual</span> const_iterator</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  end() <span class="keyword">const</span> = 0;</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span> <span class="comment"></span></div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span> <span class="comment"> /// Returns the iterator associated with the just-after last element.</span></div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span> <span class="comment"></span> <span class="keyword">virtual</span> iterator</div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  end() = 0;</div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="comment"></span></div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span> <span class="comment"> /// Returns the node_const_iterator associated with the trie's root node.</span></div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span> <span class="comment"></span> <span class="keyword">virtual</span> node_const_iterator</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  node_begin() <span class="keyword">const</span> = 0;</div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span> <span class="comment"></span></div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span> <span class="comment"> /// Returns the node_iterator associated with the trie's root node.</span></div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span> <span class="comment"></span> <span class="keyword">virtual</span> node_iterator</div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  node_begin() = 0;</div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span> <span class="comment"></span></div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span> <span class="comment"> /// Returns the node_const_iterator associated with a just-after leaf node.</span></div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span> <span class="comment"></span> <span class="keyword">virtual</span> node_const_iterator</div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  node_end() <span class="keyword">const</span> = 0;</div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span> <span class="comment"></span></div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span> <span class="comment"> /// Returns the node_iterator associated with a just-after leaf node.</span></div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span> <span class="comment"></span> <span class="keyword">virtual</span> node_iterator</div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  node_end() = 0;</div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span> <span class="comment"></span></div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span> <span class="comment"> /// Access to the cmp_fn object.</span></div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span> <span class="comment"></span> <span class="keyword">virtual</span> <span class="keyword">const</span> <a class="code" href="a11291.html#a08b64c1b3cd0b0490384e960cf38fb0f">access_traits</a>&</div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  get_access_traits() <span class="keyword">const</span> = 0;</div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  };</div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span> </div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span> <span class="preprocessor">#include <<a class="code" href="a01439.html">ext/pb_ds/detail/trie_policy/prefix_search_node_update_imp.hpp</a>></span></div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span> </div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span> <span class="preprocessor">#undef PB_DS_CLASS_C_DEC</span></div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span> </div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span> <span class="preprocessor">#define PB_DS_CLASS_C_DEC \</span></div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span> <span class="preprocessor"> trie_order_statistics_node_update<Node_CItr, Node_Itr, \</span></div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span> <span class="preprocessor"> _ATraits, _Alloc></span></div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span> <span class="comment"></span></div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span> <span class="comment"> /// Functor updating ranks of entrees.</span></div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span> <span class="comment"></span> <span class="keyword">template</span><<span class="keyword">typename</span> Node_CItr,</div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <span class="keyword">typename</span> Node_Itr,</div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keyword">typename</span> _ATraits,</div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="keyword">typename</span> _Alloc></div><div class="line"><a name="l00253"></a><span class="lineno"><a class="line" href="a11295.html"> 253</a></span>  <span class="keyword">class </span><a class="code" href="a11295.html">trie_order_statistics_node_update</a> : <span class="keyword">private</span> PB_DS_TRIE_POLICY_BASE</div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  {</div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="keyword">typedef</span> PB_DS_TRIE_POLICY_BASE <a class="code" href="a12011.html">base_type</a>;</div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span> </div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="keyword">typedef</span> _ATraits access_traits;</div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> access_traits::const_iterator a_const_iterator;</div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="keyword">typedef</span> _Alloc allocator_type;</div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> allocator_type::size_type size_type;</div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> base_type::key_type key_type;</div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> base_type::key_const_reference key_const_reference;</div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span> </div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="keyword">typedef</span> size_type metadata_type;</div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="keyword">typedef</span> Node_CItr node_const_iterator;</div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="keyword">typedef</span> Node_Itr node_iterator;</div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> node_const_iterator::value_type const_iterator;</div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> node_iterator::value_type iterator;</div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span> <span class="comment"></span></div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span> <span class="comment"> /// Finds an entry by __order. Returns a const_iterator to the</span></div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span> <span class="comment"> /// entry with the __order order, or a const_iterator to the</span></div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span> <span class="comment"> /// container object's end if order is at least the size of the</span></div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span> <span class="comment"> /// container object.</span></div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span> <span class="comment"></span> <span class="keyword">inline</span> const_iterator</div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <a class="code" href="a11295.html#ae110b0862e2ece5ba1e6c35c4ac4e2a6">find_by_order</a>(size_type) <span class="keyword">const</span>;</div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span> <span class="comment"></span></div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span> <span class="comment"> /// Finds an entry by __order. Returns an iterator to the entry</span></div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span> <span class="comment"> /// with the __order order, or an iterator to the container</span></div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span> <span class="comment"> /// object's end if order is at least the size of the container</span></div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span> <span class="comment"> /// object.</span></div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span> <span class="comment"></span> <span class="keyword">inline</span> iterator</div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <a class="code" href="a11295.html#ae110b0862e2ece5ba1e6c35c4ac4e2a6">find_by_order</a>(size_type);</div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span> <span class="comment"></span></div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span> <span class="comment"> /// Returns the order of a key within a sequence. For exapmle, if</span></div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span> <span class="comment"> /// r_key is the smallest key, this method will return 0; if r_key</span></div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span> <span class="comment"> /// is a key between the smallest and next key, this method will</span></div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span> <span class="comment"> /// return 1; if r_key is a key larger than the largest key, this</span></div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span> <span class="comment"> /// method will return the size of r_c.</span></div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span> <span class="comment"></span> <span class="keyword">inline</span> size_type</div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <a class="code" href="a11295.html#afc18e57812078123f3fb91a1148ec5f5">order_of_key</a>(key_const_reference) <span class="keyword">const</span>;</div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span> <span class="comment"></span></div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span> <span class="comment"> /// Returns the order of a prefix within a sequence. For exapmle,</span></div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span> <span class="comment"> /// if [b, e] is the smallest prefix, this method will return 0; if</span></div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span> <span class="comment"> /// r_key is a key between the smallest and next key, this method</span></div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span> <span class="comment"> /// will return 1; if r_key is a key larger than the largest key,</span></div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span> <span class="comment"> /// this method will return the size of r_c.</span></div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span> <span class="comment"></span> <span class="keyword">inline</span> size_type</div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <a class="code" href="a11295.html#a5baafac1f227b055faf0f836ccf166fc">order_of_prefix</a>(a_const_iterator, a_const_iterator) <span class="keyword">const</span>;</div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span> </div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <span class="keyword">protected</span>:<span class="comment"></span></div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span> <span class="comment"> /// Updates the rank of a node through a node_iterator node_it;</span></div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span> <span class="comment"> /// end_nd_it is the end node iterator.</span></div><div class="line"><a name="l00305"></a><span class="lineno"> 305</span> <span class="comment"></span> <span class="keyword">inline</span> <span class="keywordtype">void</span></div><div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <a class="code" href="a11295.html#ac03a1d37b467c2f12926fcb78fb2803a">operator()</a>(node_iterator, node_const_iterator) <span class="keyword">const</span>;</div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span> </div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> base_type::const_reference const_reference;</div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> base_type::const_pointer const_pointer;</div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span> </div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> _Alloc::template rebind<metadata_type> __rebind_m;</div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> __rebind_m::other __rebind_ma;</div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> __rebind_ma::const_reference metadata_const_reference;</div><div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> __rebind_ma::reference metadata_reference;</div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span> <span class="comment"></span></div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span> <span class="comment"> /// Returns true if the container is empty.</span></div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span> <span class="comment"></span> <span class="keyword">virtual</span> <span class="keywordtype">bool</span></div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  empty() <span class="keyword">const</span> = 0;</div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span> <span class="comment"></span></div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span> <span class="comment"> /// Returns the iterator associated with the trie's first element.</span></div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span> <span class="comment"></span> <span class="keyword">virtual</span> iterator</div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  begin() = 0;</div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span> <span class="comment"></span></div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span> <span class="comment"> /// Returns the iterator associated with the trie's</span></div><div class="line"><a name="l00326"></a><span class="lineno"> 326</span> <span class="comment"> /// just-after-last element.</span></div><div class="line"><a name="l00327"></a><span class="lineno"> 327</span> <span class="comment"></span> <span class="keyword">virtual</span> iterator</div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  end() = 0;</div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span> <span class="comment"></span></div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span> <span class="comment"> /// Returns the node_const_iterator associated with the trie's root node.</span></div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span> <span class="comment"></span> <span class="keyword">virtual</span> node_const_iterator</div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  node_begin() <span class="keyword">const</span> = 0;</div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span> <span class="comment"></span></div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span> <span class="comment"> /// Returns the node_iterator associated with the trie's root node.</span></div><div class="line"><a name="l00335"></a><span class="lineno"> 335</span> <span class="comment"></span> <span class="keyword">virtual</span> node_iterator</div><div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  node_begin() = 0;</div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span> <span class="comment"></span></div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span> <span class="comment"> /// Returns the node_const_iterator associated with a just-after</span></div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span> <span class="comment"> /// leaf node.</span></div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span> <span class="comment"></span> <span class="keyword">virtual</span> node_const_iterator</div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  node_end() <span class="keyword">const</span> = 0;</div><div class="line"><a name="l00342"></a><span class="lineno"> 342</span> <span class="comment"></span></div><div class="line"><a name="l00343"></a><span class="lineno"> 343</span> <span class="comment"> /// Returns the node_iterator associated with a just-after leaf node.</span></div><div class="line"><a name="l00344"></a><span class="lineno"> 344</span> <span class="comment"></span> <span class="keyword">virtual</span> node_iterator</div><div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  node_end() = 0;</div><div class="line"><a name="l00346"></a><span class="lineno"> 346</span> <span class="comment"></span></div><div class="line"><a name="l00347"></a><span class="lineno"> 347</span> <span class="comment"> /// Access to the cmp_fn object.</span></div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span> <span class="comment"></span> <span class="keyword">virtual</span> access_traits&</div><div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  get_access_traits() = 0;</div><div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  };</div><div class="line"><a name="l00351"></a><span class="lineno"> 351</span> </div><div class="line"><a name="l00352"></a><span class="lineno"> 352</span> <span class="preprocessor">#include <<a class="code" href="a17016.html">ext/pb_ds/detail/trie_policy/order_statistics_imp.hpp</a>></span></div><div class="line"><a name="l00353"></a><span class="lineno"> 353</span> </div><div class="line"><a name="l00354"></a><span class="lineno"> 354</span> <span class="preprocessor">#undef PB_DS_CLASS_T_DEC</span></div><div class="line"><a name="l00355"></a><span class="lineno"> 355</span> <span class="preprocessor">#undef PB_DS_CLASS_C_DEC</span></div><div class="line"><a name="l00356"></a><span class="lineno"> 356</span> <span class="preprocessor">#undef PB_DS_TRIE_POLICY_BASE</span></div><div class="line"><a name="l00357"></a><span class="lineno"> 357</span> </div><div class="line"><a name="l00358"></a><span class="lineno"> 358</span> } <span class="comment">// namespace __gnu_pbds</span></div><div class="line"><a name="l00359"></a><span class="lineno"> 359</span> </div><div class="line"><a name="l00360"></a><span class="lineno"> 360</span> <span class="preprocessor">#endif</span></div><div class="ttc" id="a01451_html"><div class="ttname"><a href="a01451.html">trie_string_access_traits_imp.hpp</a></div></div>
<div class="ttc" id="a01151_html"><div class="ttname"><a href="a01151.html">type_utils.hpp</a></div></div>
<div class="ttc" id="a07767_html"><div class="ttname"><a href="a07767.html">std::pair</a></div><div class="ttdoc">Struct holding two objects of arbitrary type.</div><div class="ttdef"><b>Definition:</b> <a href="a00572_source.html#l00208">stl_pair.h:208</a></div></div>
<div class="ttc" id="a00656_html"><div class="ttname"><a href="a00656.html">c++config.h</a></div></div>
<div class="ttc" id="a01448_html"><div class="ttname"><a href="a01448.html">trie_policy_base.hpp</a></div></div>
<div class="ttc" id="a11287_html"><div class="ttname"><a href="a11287.html">__gnu_pbds::trie_string_access_traits</a></div><div class="ttdef"><b>Definition:</b> <a href="a01130_source.html#l00074">trie_policy.hpp:74</a></div></div>
<div class="ttc" id="a04707_html"><div class="ttname"><a href="a04707.html">std::allocator</a></div><div class="ttdoc">The standard allocator, as per [20.4].</div><div class="ttdef"><b>Definition:</b> <a href="a00272_source.html#l00108">allocator.h:108</a></div></div>
<div class="ttc" id="a11291_html_acb7ab4835031bde4cbf2787c341b7cb7"><div class="ttname"><a href="a11291.html#acb7ab4835031bde4cbf2787c341b7cb7">__gnu_pbds::trie_prefix_search_node_update::size_type</a></div><div class="ttdeci">allocator_type::size_type size_type</div><div class="ttdoc">Size type.</div><div class="ttdef"><b>Definition:</b> <a href="a01130_source.html#l00174">trie_policy.hpp:174</a></div></div>
<div class="ttc" id="a11291_html_a9c7f1810b16cd0d2cd32725ca0ea8776"><div class="ttname"><a href="a11291.html#a9c7f1810b16cd0d2cd32725ca0ea8776">__gnu_pbds::trie_prefix_search_node_update::a_const_iterator</a></div><div class="ttdeci">access_traits::const_iterator a_const_iterator</div><div class="ttdoc">Const element iterator.</div><div class="ttdef"><b>Definition:</b> <a href="a01130_source.html#l00168">trie_policy.hpp:168</a></div></div>
<div class="ttc" id="a01439_html"><div class="ttname"><a href="a01439.html">prefix_search_node_update_imp.hpp</a></div></div>
<div class="ttc" id="a01593_html"><div class="ttname"><a href="a01593.html">__gnu_pbds</a></div><div class="ttdoc">GNU extensions for policy-based data structures for public use.</div><div class="ttdef"><b>Definition:</b> <a href="a01109_source.html#l00051">assoc_container.hpp:51</a></div></div>
<div class="ttc" id="a11295_html"><div class="ttname"><a href="a11295.html">__gnu_pbds::trie_order_statistics_node_update</a></div><div class="ttdoc">Functor updating ranks of entrees.</div><div class="ttdef"><b>Definition:</b> <a href="a01130_source.html#l00253">trie_policy.hpp:253</a></div></div>
<div class="ttc" id="a17016_html"><div class="ttname"><a href="a17016.html">order_statistics_imp.hpp</a></div></div>
<div class="ttc" id="a11287_html_aa520fee6d39690828c3ea6cf7142030d"><div class="ttname"><a href="a11287.html#aa520fee6d39690828c3ea6cf7142030d">__gnu_pbds::trie_string_access_traits::const_iterator</a></div><div class="ttdeci">detail::__conditional_type< Reverse, typename String::const_reverse_iterator, typename String::const_iterator >::__type const_iterator</div><div class="ttdoc">Element const iterator type.</div><div class="ttdef"><b>Definition:</b> <a href="a01130_source.html#l00090">trie_policy.hpp:90</a></div></div>
<div class="ttc" id="a12011_html"><div class="ttname"><a href="a12011.html">__gnu_pbds::detail::trie_policy_base</a></div><div class="ttdoc">Base class for trie policies.</div><div class="ttdef"><b>Definition:</b> <a href="a01448_source.html#l00053">trie_policy_base.hpp:53</a></div></div>
<div class="ttc" id="a11287_html_af95db97b3bb5e9c70c5e4da927727e2d"><div class="ttname"><a href="a11287.html#af95db97b3bb5e9c70c5e4da927727e2d">__gnu_pbds::trie_string_access_traits::end</a></div><div class="ttdeci">static const_iterator end(key_const_reference)</div><div class="ttdoc">Returns a const_iterator to the after-last element of key_const_reference argument.</div><div class="ttdef"><b>Definition:</b> <a href="a01130_source.html#l00065">trie_policy.hpp:65</a></div></div>
<div class="ttc" id="a11291_html_a8366820208119a5e4179d91d09d8ea9b"><div class="ttname"><a href="a11291.html#a8366820208119a5e4179d91d09d8ea9b">__gnu_pbds::trie_prefix_search_node_update::operator()</a></div><div class="ttdeci">void operator()(node_iterator node_it, node_const_iterator end_nd_it) const</div><div class="ttdoc">Called to update a node's metadata.</div><div class="ttdef"><b>Definition:</b> <a href="a01130_source.html#l00139">trie_policy.hpp:139</a></div></div>
<div class="ttc" id="a11295_html_afc18e57812078123f3fb91a1148ec5f5"><div class="ttname"><a href="a11295.html#afc18e57812078123f3fb91a1148ec5f5">__gnu_pbds::trie_order_statistics_node_update::order_of_key</a></div><div class="ttdeci">size_type order_of_key(key_const_reference) const</div><div class="ttdoc">Returns the order of a key within a sequence. For exapmle, if r_key is the smallest key,...</div><div class="ttdef"><b>Definition:</b> <a href="a01130_source.html#l00085">trie_policy.hpp:85</a></div></div>
<div class="ttc" id="a11287_html_a1fb66f19b741835bbd52b2b5610f6ca1"><div class="ttname"><a href="a11287.html#a1fb66f19b741835bbd52b2b5610f6ca1">__gnu_pbds::trie_string_access_traits::e_type</a></div><div class="ttdeci">std::iterator_traits< const_iterator >::value_type e_type</div><div class="ttdoc">Element type.</div><div class="ttdef"><b>Definition:</b> <a href="a01130_source.html#l00093">trie_policy.hpp:93</a></div></div>
<div class="ttc" id="a11291_html_a9daab8bbfe3a02a6241b4e0a7354d3f9"><div class="ttname"><a href="a11291.html#a9daab8bbfe3a02a6241b4e0a7354d3f9">__gnu_pbds::trie_prefix_search_node_update::allocator_type</a></div><div class="ttdeci">_Alloc allocator_type</div><div class="ttdoc">_Alloc type.</div><div class="ttdef"><b>Definition:</b> <a href="a01130_source.html#l00171">trie_policy.hpp:171</a></div></div>
<div class="ttc" id="a00152_html"><div class="ttname"><a href="a00152.html">string</a></div></div>
<div class="ttc" id="a11287_html_a4f63f9ce4d06614c9e53eed9316872ea"><div class="ttname"><a href="a11287.html#a4f63f9ce4d06614c9e53eed9316872ea">__gnu_pbds::trie_string_access_traits::begin</a></div><div class="ttdeci">static const_iterator begin(key_const_reference)</div><div class="ttdoc">Returns a const_iterator to the first element of key_const_reference agumnet.</div><div class="ttdef"><b>Definition:</b> <a href="a01130_source.html#l00057">trie_policy.hpp:57</a></div></div>
<div class="ttc" id="a11295_html_ae110b0862e2ece5ba1e6c35c4ac4e2a6"><div class="ttname"><a href="a11295.html#ae110b0862e2ece5ba1e6c35c4ac4e2a6">__gnu_pbds::trie_order_statistics_node_update::find_by_order</a></div><div class="ttdeci">const_iterator find_by_order(size_type) const</div><div class="ttdoc">Finds an entry by __order. Returns a const_iterator to the entry with the __order order,...</div><div class="ttdef"><b>Definition:</b> <a href="a01130_source.html#l00079">trie_policy.hpp:79</a></div></div>
<div class="ttc" id="a11295_html_a5baafac1f227b055faf0f836ccf166fc"><div class="ttname"><a href="a11295.html#a5baafac1f227b055faf0f836ccf166fc">__gnu_pbds::trie_order_statistics_node_update::order_of_prefix</a></div><div class="ttdeci">size_type order_of_prefix(a_const_iterator, a_const_iterator) const</div><div class="ttdoc">Returns the order of a prefix within a sequence. For exapmle, if [b, e] is the smallest prefix,...</div><div class="ttdef"><b>Definition:</b> <a href="a01130_source.html#l00096">trie_policy.hpp:96</a></div></div>
<div class="ttc" id="a11291_html"><div class="ttname"><a href="a11291.html">__gnu_pbds::trie_prefix_search_node_update</a></div><div class="ttdoc">A node updator that allows tries to be searched for the range of values that match a certain prefix.</div><div class="ttdef"><b>Definition:</b> <a href="a01130_source.html#l00155">trie_policy.hpp:155</a></div></div>
<div class="ttc" id="a01509_html_ga32db3d9898c44d3b3a578b560f7758cc"><div class="ttname"><a href="a01509.html#ga32db3d9898c44d3b3a578b560f7758cc">std::string</a></div><div class="ttdeci">basic_string< char > string</div><div class="ttdoc">A string of char.</div><div class="ttdef"><b>Definition:</b> <a href="a00614_source.html#l00071">stringfwd.h:71</a></div></div>
<div class="ttc" id="a11215_html"><div class="ttname"><a href="a11215.html">__gnu_pbds::null_type</a></div><div class="ttdoc">Represents no type, or absence of type, for template tricks.</div><div class="ttdef"><b>Definition:</b> <a href="a01124_source.html#l00210">tag_and_trait.hpp:210</a></div></div>
<div class="ttc" id="a11287_html_a559a0491eaf08e005eead3d4aca3a4f2"><div class="ttname"><a href="a11287.html#a559a0491eaf08e005eead3d4aca3a4f2">__gnu_pbds::trie_string_access_traits::e_pos</a></div><div class="ttdeci">static size_type e_pos(e_type e)</div><div class="ttdoc">Maps an element to a position.</div><div class="ttdef"><b>Definition:</b> <a href="a01130_source.html#l00049">trie_policy.hpp:49</a></div></div>
<div class="ttc" id="a11291_html_ac07e23033a7082e95a059e56227a5a79"><div class="ttname"><a href="a11291.html#ac07e23033a7082e95a059e56227a5a79">__gnu_pbds::trie_prefix_search_node_update::prefix_range</a></div><div class="ttdeci">std::pair< const_iterator, const_iterator > prefix_range(key_const_reference) const</div><div class="ttdoc">Finds the const iterator range corresponding to all values whose prefixes match r_key.</div><div class="ttdef"><b>Definition:</b> <a href="a01130_source.html#l00047">trie_policy.hpp:47</a></div></div>
<div class="ttc" id="a11295_html_ac03a1d37b467c2f12926fcb78fb2803a"><div class="ttname"><a href="a11295.html#ac03a1d37b467c2f12926fcb78fb2803a">__gnu_pbds::trie_order_statistics_node_update::operator()</a></div><div class="ttdeci">void operator()(node_iterator, node_const_iterator) const</div><div class="ttdoc">Updates the rank of a node through a node_iterator node_it; end_nd_it is the end node iterator.</div><div class="ttdef"><b>Definition:</b> <a href="a01130_source.html#l00152">trie_policy.hpp:152</a></div></div>
<div class="ttc" id="a11291_html_a08b64c1b3cd0b0490384e960cf38fb0f"><div class="ttname"><a href="a11291.html#a08b64c1b3cd0b0490384e960cf38fb0f">__gnu_pbds::trie_prefix_search_node_update::access_traits</a></div><div class="ttdeci">_ATraits access_traits</div><div class="ttdoc">Element access traits.</div><div class="ttdef"><b>Definition:</b> <a href="a01130_source.html#l00165">trie_policy.hpp:165</a></div></div>
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