mirror of
https://github.com/TheAlgorithms/C-Plus-Plus.git
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Documentation for c26eea874d
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realstealthninja
@@ -4,7 +4,7 @@
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<title>TheAlgorithms/C++: graph/depth_first_search_with_stack.cpp File Reference</title>
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@@ -60,7 +60,7 @@ window.MathJax = {
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</table>
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var searchBox = new SearchBox("searchBox", "../../search/",'.html');
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@@ -294,16 +294,16 @@ Variables</h2></td></tr>
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<div class="line"><span class="lineno"> 89</span> std::vector<size_t> checked(<a class="code hl_namespace" href="../../df/dce/namespacegraph.html">graph</a>.size(), <a class="code hl_variable" href="#afb80b42b42381658a12a57a975ecd0c7">WHITE</a>), traversed_path;</div>
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<div class="line"><span class="lineno"> 90</span> </div>
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<div class="line"><span class="lineno"> 91</span> checked[start] = <a class="code hl_variable" href="#a43e30173f12330e85cce6239a277527e">GREY</a>;</div>
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<div class="line"><span class="lineno"> 92</span> std::stack<size_t> <a class="code hl_variable" href="../../dc/dc5/paranthesis__matching_8cpp.html#aa37d24a036d239b3b528f13b9de880c7">stack</a>;</div>
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<div class="line"><span class="lineno"> 92</span> std::stack<size_t> <a class="code hl_class" href="../../d1/dc2/classstack.html">stack</a>;</div>
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<div class="line"><span class="lineno"> 93</span> <a class="code hl_class" href="../../d1/dc2/classstack.html">stack</a>.<a class="code hl_function" href="../../d1/dc2/classstack.html#a90df277532c23519aa7ac3c08ed90a1d">push</a>(start);</div>
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<div class="line"><span class="lineno"> 94</span> </div>
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<div class="line"><span class="lineno"> 94</span></div>
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<div class="line"><span class="lineno"> 96</span> <span class="keywordflow">while</span> (!<a class="code hl_class" href="../../d1/dc2/classstack.html">stack</a>.empty()) {</div>
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<div class="line"><span class="lineno"> 97</span> <span class="keywordtype">int</span> act = <a class="code hl_class" href="../../d1/dc2/classstack.html">stack</a>.<a class="code hl_function" href="../../d1/dc2/classstack.html#ae09630c4384903d187801921b2ddc709">top</a>();</div>
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<div class="line"><span class="lineno"> 98</span> <a class="code hl_class" href="../../d1/dc2/classstack.html">stack</a>.<a class="code hl_function" href="../../d1/dc2/classstack.html#a3647fb4418890f19e0dc414b8092b8b0">pop</a>();</div>
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<div class="line"><span class="lineno"> 99</span> </div>
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<div class="line"><span class="lineno"> 100</span> <span class="keywordflow">if</span> (checked[act] == <a class="code hl_variable" href="#a43e30173f12330e85cce6239a277527e">GREY</a>) {</div>
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<div class="line"><span class="lineno"> 102</span> traversed_path.push_back(act + 1);</div>
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<div class="line"><span class="lineno"> 103</span> </div>
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<div class="line"><span class="lineno"> 103</span></div>
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<div class="line"><span class="lineno"> 105</span> <span class="keywordflow">for</span> (<span class="keyword">auto</span> it : <a class="code hl_namespace" href="../../df/dce/namespacegraph.html">graph</a>[act]) {</div>
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<div class="line"><span class="lineno"> 106</span> <a class="code hl_class" href="../../d1/dc2/classstack.html">stack</a>.<a class="code hl_function" href="../../d1/dc2/classstack.html#a90df277532c23519aa7ac3c08ed90a1d">push</a>(it);</div>
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<div class="line"><span class="lineno"> 107</span> <span class="keywordflow">if</span> (checked[it] != <a class="code hl_variable" href="#a7f1cd94cf4da32933e8551cb3577e18b">BLACK</a>) {</div>
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@@ -319,11 +319,10 @@ Variables</h2></td></tr>
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<div class="ttc" id="aclassstack_html_a3647fb4418890f19e0dc414b8092b8b0"><div class="ttname"><a href="../../d1/dc2/classstack.html#a3647fb4418890f19e0dc414b8092b8b0">stack::pop</a></div><div class="ttdeci">void pop()</div><div class="ttdef"><b>Definition</b> <a href="../../df/d47/stack_8hpp_source.html#l00062">stack.hpp:62</a></div></div>
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<div class="ttc" id="aclassstack_html_a90df277532c23519aa7ac3c08ed90a1d"><div class="ttname"><a href="../../d1/dc2/classstack.html#a90df277532c23519aa7ac3c08ed90a1d">stack::push</a></div><div class="ttdeci">void push(const value_type &item)</div><div class="ttdef"><b>Definition</b> <a href="../../df/d47/stack_8hpp_source.html#l00047">stack.hpp:47</a></div></div>
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<div class="ttc" id="aclassstack_html_ae09630c4384903d187801921b2ddc709"><div class="ttname"><a href="../../d1/dc2/classstack.html#ae09630c4384903d187801921b2ddc709">stack::top</a></div><div class="ttdeci">value_type top() const</div><div class="ttdef"><b>Definition</b> <a href="../../df/d47/stack_8hpp_source.html#l00056">stack.hpp:56</a></div></div>
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<div class="ttc" id="adepth__first__search__with__stack_8cpp_html_a43e30173f12330e85cce6239a277527e"><div class="ttname"><a href="#a43e30173f12330e85cce6239a277527e">GREY</a></div><div class="ttdeci">constexpr int GREY</div><div class="ttdoc">indicates the node hasn't been explored</div><div class="ttdef"><b>Definition</b> <a href="../../da/d4b/depth__first__search__with__stack_8cpp_source.html#l00039">depth_first_search_with_stack.cpp:39</a></div></div>
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<div class="ttc" id="adepth__first__search__with__stack_8cpp_html_a43e30173f12330e85cce6239a277527e"><div class="ttname"><a href="#a43e30173f12330e85cce6239a277527e">GREY</a></div><div class="ttdeci">constexpr int GREY</div><div class="ttdoc">indicates the node hasn't been explored</div><div class="ttdef"><b>Definition</b> <a href="../../da/d4b/depth__first__search__with__stack_8cpp_source.html#l00039">depth_first_search_with_stack.cpp:39</a></div></div>
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<div class="ttc" id="adepth__first__search__with__stack_8cpp_html_a7f1cd94cf4da32933e8551cb3577e18b"><div class="ttname"><a href="#a7f1cd94cf4da32933e8551cb3577e18b">BLACK</a></div><div class="ttdeci">constexpr int BLACK</div><div class="ttdoc">indicates node is in stack waiting to be explored</div><div class="ttdef"><b>Definition</b> <a href="../../da/d4b/depth__first__search__with__stack_8cpp_source.html#l00040">depth_first_search_with_stack.cpp:40</a></div></div>
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<div class="ttc" id="adepth__first__search__with__stack_8cpp_html_afb80b42b42381658a12a57a975ecd0c7"><div class="ttname"><a href="#afb80b42b42381658a12a57a975ecd0c7">WHITE</a></div><div class="ttdeci">constexpr int WHITE</div><div class="ttdef"><b>Definition</b> <a href="../../da/d4b/depth__first__search__with__stack_8cpp_source.html#l00038">depth_first_search_with_stack.cpp:38</a></div></div>
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<div class="ttc" id="anamespacegraph_html"><div class="ttname"><a href="../../df/dce/namespacegraph.html">graph</a></div><div class="ttdoc">Graph Algorithms.</div></div>
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<div class="ttc" id="aparanthesis__matching_8cpp_html_aa37d24a036d239b3b528f13b9de880c7"><div class="ttname"><a href="../../dc/dc5/paranthesis__matching_8cpp.html#aa37d24a036d239b3b528f13b9de880c7">stack</a></div><div class="ttdeci">char stack[MAX]</div><div class="ttdef"><b>Definition</b> <a href="../../dc/dc5/paranthesis__matching_8cpp_source.html#l00020">paranthesis_matching.cpp:20</a></div></div>
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@@ -360,21 +359,21 @@ Variables</h2></td></tr>
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<div class="line"><span class="lineno"> 180</span> std::cin >> vertices;</div>
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<div class="line"><span class="lineno"> 181</span> std::cout << <span class="stringliteral">"Enter the Edges : "</span>;</div>
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<div class="line"><span class="lineno"> 182</span> std::cin >> edges;</div>
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<div class="line"><span class="lineno"> 183</span> </div>
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<div class="line"><span class="lineno"> 183</span></div>
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<div class="line"><span class="lineno"> 185</span> std::vector<std::vector<size_t> > adj(vertices, std::vector<size_t>());</div>
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<div class="line"><span class="lineno"> 186</span> </div>
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<div class="line"><span class="lineno"> 186</span></div>
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<div class="line"><span class="lineno"> 188</span> std::cout << <span class="stringliteral">"Enter the vertices which have edges between them : "</span> << std::endl;</div>
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<div class="line"><span class="lineno"> 189</span> <span class="keywordflow">while</span> (edges--) {</div>
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<div class="line"><span class="lineno"> 190</span> <span class="keywordtype">size_t</span> u = 0, v = 0;</div>
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<div class="line"><span class="lineno"> 191</span> std::cin >> u >> v;</div>
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<div class="line"><span class="lineno"> 192</span> <a class="code hl_function" href="#aadebe9c855821d6515ca5b171222ef7b">graph::depth_first_search::addEdge</a>(&adj, u, v);</div>
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<div class="line"><span class="lineno"> 193</span> }</div>
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<div class="line"><span class="lineno"> 194</span> </div>
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<div class="line"><span class="lineno"> 194</span></div>
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<div class="line"><span class="lineno"> 196</span> std::cout << <span class="stringliteral">"Enter the starting vertex [1,n]: "</span> << std::endl;</div>
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<div class="line"><span class="lineno"> 197</span> std::cin >> start_pos;</div>
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<div class="line"><span class="lineno"> 198</span> start_pos -= 1;</div>
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<div class="line"><span class="lineno"> 199</span> traversal = <a class="code hl_function" href="#a5738da9f508f6a9e87f123c9fb6f2ea9">graph::depth_first_search::dfs</a>(adj, start_pos);</div>
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<div class="line"><span class="lineno"> 200</span> </div>
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<div class="line"><span class="lineno"> 200</span></div>
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<div class="line"><span class="lineno"> 202</span> <span class="keywordflow">for</span> (<span class="keyword">auto</span> x : traversal) {</div>
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<div class="line"><span class="lineno"> 203</span> std::cout << x << <span class="charliteral">' '</span>;</div>
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<div class="line"><span class="lineno"> 204</span> }</div>
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@@ -405,7 +404,7 @@ Variables</h2></td></tr>
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<span class="mlabels"><span class="mlabel">static</span></span> </td>
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@@ -420,7 +419,7 @@ Variables</h2></td></tr>
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<p class="definition">Definition at line <a class="el" href="../../da/d4b/depth__first__search__with__stack_8cpp_source.html#l00123">123</a> of file <a class="el" href="../../da/d4b/depth__first__search__with__stack_8cpp_source.html">depth_first_search_with_stack.cpp</a>.</p>
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<div class="fragment"><div class="line"><span class="lineno"> 123</span> {</div>
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<div class="line"><span class="lineno"> 124</span> <span class="keywordtype">size_t</span> start_pos;</div>
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<div class="line"><span class="lineno"> 125</span> </div>
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<div class="line"><span class="lineno"> 125</span></div>
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<div class="line"><span class="lineno"> 127</span> std::cout << <span class="stringliteral">"Case 1: "</span> << std::endl;</div>
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<div class="line"><span class="lineno"> 128</span> start_pos = 1;</div>
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<div class="line"><span class="lineno"> 129</span> std::vector<std::vector<size_t> > g1(3, std::vector<size_t>());</div>
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@@ -430,9 +429,9 @@ Variables</h2></td></tr>
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<div class="line"><span class="lineno"> 133</span> <a class="code hl_function" href="#aadebe9c855821d6515ca5b171222ef7b">graph::depth_first_search::addEdge</a>(&g1, 3, 1);</div>
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<div class="line"><span class="lineno"> 134</span> </div>
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<div class="line"><span class="lineno"> 135</span> std::vector<size_t> expected1 {1, 2, 3}; </div>
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<div class="line"><span class="lineno"> 136</span> assert(graph::depth_first_search::dfs(g1, start_pos - 1) == expected1);</div>
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<div class="line"><span class="lineno"> 136</span> assert(<a class="code hl_function" href="#a5738da9f508f6a9e87f123c9fb6f2ea9">graph::depth_first_search::dfs</a>(g1, start_pos - 1) == expected1);</div>
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<div class="line"><span class="lineno"> 137</span> std::cout << <span class="stringliteral">"Passed"</span> << std::endl;</div>
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<div class="line"><span class="lineno"> 138</span> </div>
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<div class="line"><span class="lineno"> 138</span></div>
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<div class="line"><span class="lineno"> 140</span> std::cout << <span class="stringliteral">"Case 2: "</span> << std::endl;</div>
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<div class="line"><span class="lineno"> 141</span> start_pos = 1;</div>
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<div class="line"><span class="lineno"> 142</span> std::vector<std::vector<size_t> > g2(4, std::vector<size_t>());</div>
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@@ -443,9 +442,9 @@ Variables</h2></td></tr>
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<div class="line"><span class="lineno"> 147</span> <a class="code hl_function" href="#aadebe9c855821d6515ca5b171222ef7b">graph::depth_first_search::addEdge</a>(&g2, 4, 1);</div>
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<div class="line"><span class="lineno"> 148</span> </div>
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<div class="line"><span class="lineno"> 149</span> std::vector<size_t> expected2 {1, 3, 2, 4}; </div>
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<div class="line"><span class="lineno"> 150</span> assert(graph::depth_first_search::dfs(g2, start_pos - 1) == expected2);</div>
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<div class="line"><span class="lineno"> 150</span> assert(<a class="code hl_function" href="#a5738da9f508f6a9e87f123c9fb6f2ea9">graph::depth_first_search::dfs</a>(g2, start_pos - 1) == expected2);</div>
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<div class="line"><span class="lineno"> 151</span> std::cout << <span class="stringliteral">"Passed"</span> << std::endl;</div>
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<div class="line"><span class="lineno"> 152</span> </div>
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<div class="line"><span class="lineno"> 152</span></div>
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<div class="line"><span class="lineno"> 154</span> std::cout << <span class="stringliteral">"Case 3: "</span> << std::endl;</div>
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<div class="line"><span class="lineno"> 155</span> start_pos = 2;</div>
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<div class="line"><span class="lineno"> 156</span> std::vector<std::vector<size_t> > g3(4, std::vector<size_t>());</div>
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@@ -456,7 +455,7 @@ Variables</h2></td></tr>
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<div class="line"><span class="lineno"> 161</span> <a class="code hl_function" href="#aadebe9c855821d6515ca5b171222ef7b">graph::depth_first_search::addEdge</a>(&g3, 4, 1);</div>
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<div class="line"><span class="lineno"> 162</span> </div>
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<div class="line"><span class="lineno"> 163</span> std::vector<size_t> expected3 {2, 4, 1, 3}; </div>
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<div class="line"><span class="lineno"> 164</span> assert(graph::depth_first_search::dfs(g3, start_pos - 1) == expected3);</div>
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<div class="line"><span class="lineno"> 164</span> assert(<a class="code hl_function" href="#a5738da9f508f6a9e87f123c9fb6f2ea9">graph::depth_first_search::dfs</a>(g3, start_pos - 1) == expected3);</div>
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<div class="line"><span class="lineno"> 165</span> std::cout << <span class="stringliteral">"Passed"</span> << std::endl;</div>
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<div class="line"><span class="lineno"> 166</span> </div>
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<div class="line"><span class="lineno"> 167</span>}</div>
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@@ -479,7 +478,7 @@ Variables</h2></td></tr>
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@@ -505,7 +504,7 @@ Variables</h2></td></tr>
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@@ -557,7 +556,7 @@ Variables</h2></td></tr>
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@@ -573,7 +572,7 @@ Variables</h2></td></tr>
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<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
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<ul>
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<li class="navelem"><a class="el" href="../../dir_12552d7fa429bf94a2e32e5cf39f7e69.html">graph</a></li><li class="navelem"><a class="el" href="../../da/d4b/depth__first__search__with__stack_8cpp.html">depth_first_search_with_stack.cpp</a></li>
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<li class="footer">Generated by <a href="https://www.doxygen.org/index.html"><img class="footer" src="../../doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.12.0 </li>
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<li class="footer">Generated by <a href="https://www.doxygen.org/index.html"><img class="footer" src="../../doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.13.2 </li>
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