mirror of
https://github.com/TheAlgorithms/C-Plus-Plus.git
synced 2026-03-21 20:31:43 +08:00
190 lines
16 KiB
HTML
190 lines
16 KiB
HTML
<!-- HTML header for doxygen 1.12.0-->
|
|
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
|
|
<html xmlns="http://www.w3.org/1999/xhtml" lang="en-US">
|
|
<head>
|
|
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
|
|
<meta http-equiv="X-UA-Compatible" content="IE=11"/>
|
|
<meta name="generator" content="Doxygen 1.14.0"/>
|
|
<meta name="viewport" content="width=device-width, initial-scale=1"/>
|
|
<title>TheAlgorithms/C++: strings/brute_force_string_searching.cpp Source File</title>
|
|
<link rel="icon" href="../../favicon.svg" type="image/x-icon" />
|
|
<link href="../../tabs.css" rel="stylesheet" type="text/css"/>
|
|
<script type="text/javascript" src="../../jquery.js"></script>
|
|
<script type="text/javascript" src="../../dynsections.js"></script>
|
|
<script type="text/javascript" src="https://cdn.jsdelivr.net/npm/@xpack-3rd-party/doxygen-awesome-css@2.2.0-1/doxygen-awesome-darkmode-toggle.js"></script>
|
|
<script type="text/javascript">
|
|
DoxygenAwesomeDarkModeToggle.init()
|
|
</script>
|
|
<script type="text/javascript" src="../../clipboard.js"></script>
|
|
<link href="../../navtree.css" rel="stylesheet" type="text/css"/>
|
|
<script type="text/javascript" src="../../navtreedata.js"></script>
|
|
<script type="text/javascript" src="../../navtree.js"></script>
|
|
<script type="text/javascript" src="../../cookie.js"></script>
|
|
<link href="../../search/search.css" rel="stylesheet" type="text/css"/>
|
|
<script type="text/javascript" src="../../search/searchdata.js"></script>
|
|
<script type="text/javascript" src="../../search/search.js"></script>
|
|
<script type="text/javascript">
|
|
window.MathJax = {
|
|
options: {
|
|
ignoreHtmlClass: 'tex2jax_ignore',
|
|
processHtmlClass: 'tex2jax_process'
|
|
},
|
|
loader: {
|
|
load: ['[tex]/ams']
|
|
},
|
|
tex: {
|
|
macros: {},
|
|
packages: ['base','configmacros','ams']
|
|
}
|
|
};
|
|
</script>
|
|
<script type="text/javascript" id="MathJax-script" async="async" src="https://cdn.jsdelivr.net/npm/mathjax@3/es5/tex-chtml.js"></script>
|
|
<link href="../../doxygen.css" rel="stylesheet" type="text/css" />
|
|
<link href="../../doxygen-awesome.css" rel="stylesheet" type="text/css"/>
|
|
</head>
|
|
<body>
|
|
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
|
|
<div id="titlearea">
|
|
<table cellspacing="0" cellpadding="0">
|
|
<tbody>
|
|
<tr id="projectrow">
|
|
<td id="projectlogo"><img alt="Logo" src="../../project_logo.png"/></td>
|
|
<td id="projectalign">
|
|
<div id="projectname">TheAlgorithms/C++<span id="projectnumber"> 1.0.0</span>
|
|
</div>
|
|
<div id="projectbrief">All the algorithms implemented in C++</div>
|
|
</td>
|
|
</tr>
|
|
</tbody>
|
|
</table>
|
|
</div>
|
|
<!-- end header part -->
|
|
<!-- Generated by Doxygen 1.14.0 -->
|
|
<script type="text/javascript">
|
|
var searchBox = new SearchBox("searchBox", "../../search/",'.html');
|
|
</script>
|
|
<script type="text/javascript">
|
|
$(function() { codefold.init(); });
|
|
</script>
|
|
<script type="text/javascript" src="../../menudata.js"></script>
|
|
<script type="text/javascript" src="../../menu.js"></script>
|
|
<script type="text/javascript">
|
|
$(function() {
|
|
initMenu('../../',true,false,'search.php','Search',true);
|
|
$(function() { init_search(); });
|
|
});
|
|
</script>
|
|
<div id="main-nav"></div>
|
|
</div><!-- top -->
|
|
<div id="side-nav" class="ui-resizable side-nav-resizable">
|
|
<div id="nav-tree">
|
|
<div id="nav-tree-contents">
|
|
<div id="nav-sync" class="sync"></div>
|
|
</div>
|
|
</div>
|
|
<div id="splitbar" style="-moz-user-select:none;"
|
|
class="ui-resizable-handle">
|
|
</div>
|
|
</div>
|
|
<script type="text/javascript">
|
|
$(function(){initNavTree('d3/d7d/brute__force__string__searching_8cpp_source.html','../../',''); });
|
|
</script>
|
|
<div id="container">
|
|
<div id="doc-content">
|
|
<!-- window showing the filter options -->
|
|
<div id="MSearchSelectWindow"
|
|
onmouseover="return searchBox.OnSearchSelectShow()"
|
|
onmouseout="return searchBox.OnSearchSelectHide()"
|
|
onkeydown="return searchBox.OnSearchSelectKey(event)">
|
|
</div>
|
|
|
|
<!-- iframe showing the search results (closed by default) -->
|
|
<div id="MSearchResultsWindow">
|
|
<div id="MSearchResults">
|
|
<div class="SRPage">
|
|
<div id="SRIndex">
|
|
<div id="SRResults"></div>
|
|
<div class="SRStatus" id="Loading">Loading...</div>
|
|
<div class="SRStatus" id="Searching">Searching...</div>
|
|
<div class="SRStatus" id="NoMatches">No Matches</div>
|
|
</div>
|
|
</div>
|
|
</div>
|
|
</div>
|
|
|
|
<div class="header">
|
|
<div class="headertitle"><div class="title">brute_force_string_searching.cpp</div></div>
|
|
</div><!--header-->
|
|
<div class="contents">
|
|
<a href="../../d3/d7d/brute__force__string__searching_8cpp.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></div>
|
|
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="preprocessor">#include <iostream></span></div>
|
|
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="preprocessor">#ifdef _MSC_VER</span></div>
|
|
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="preprocessor">#include <string></span> <span class="comment">// use this for MS Visual C++</span></div>
|
|
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="preprocessor">#else</span></div>
|
|
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="preprocessor">#include <cstring></span></div>
|
|
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="preprocessor">#endif</span></div>
|
|
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="preprocessor">#include <vector></span></div>
|
|
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span> </div>
|
|
<div class="foldopen" id="foldopen00013" data-start="{" data-end="}">
|
|
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"><a class="line" href="../../d9/d03/namespacestring__search.html"> 13</a></span><span class="keyword">namespace </span><a class="code hl_namespace" href="../../d9/d03/namespacestring__search.html">string_search</a> {</div>
|
|
<div class="foldopen" id="foldopen00021" data-start="{" data-end="}">
|
|
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"><a class="line" href="../../d9/d03/namespacestring__search.html#aeb2cd81064717aedd62bfb096b1a73d8"> 21</a></span><span class="keywordtype">int</span> <a class="code hl_function" href="../../d9/d03/namespacestring__search.html#aeb2cd81064717aedd62bfb096b1a73d8">brute_force</a>(<span class="keyword">const</span> std::string &text, <span class="keyword">const</span> std::string &pattern) {</div>
|
|
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span> <span class="keywordtype">size_t</span> pat_l = pattern.length();</div>
|
|
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span> <span class="keywordtype">size_t</span> txt_l = text.length();</div>
|
|
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> <span class="keywordtype">int</span> index = -1;</div>
|
|
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> <span class="keywordflow">if</span> (pat_l <= txt_l) {</div>
|
|
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < txt_l - pat_l + 1; i++) {</div>
|
|
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> std::string s = text.substr(i, pat_l);</div>
|
|
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span> <span class="keywordflow">if</span> (s == pattern) {</div>
|
|
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> index = i;</div>
|
|
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> }</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> }</div>
|
|
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> <span class="keywordflow">return</span> index;</div>
|
|
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span>}</div>
|
|
</div>
|
|
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span>} <span class="comment">// namespace string_search</span></div>
|
|
</div>
|
|
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> </div>
|
|
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span><span class="keyword">using </span><a class="code hl_function" href="../../d9/d03/namespacestring__search.html#aeb2cd81064717aedd62bfb096b1a73d8">string_search::brute_force</a>;</div>
|
|
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span></div>
|
|
<div class="foldopen" id="foldopen00041" data-start="{" data-end="};">
|
|
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"><a class="line" href="../../d3/d7d/brute__force__string__searching_8cpp.html#ae2abaa9caa13fff35e45edca00bee123"> 41</a></span><span class="keyword">const</span> std::vector<std::vector<std::string>> <a class="code hl_variable" href="../../d3/d7d/brute__force__string__searching_8cpp.html#ae2abaa9caa13fff35e45edca00bee123">test_set</a> = {</div>
|
|
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> <span class="comment">// {text, pattern, expected output}</span></div>
|
|
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> {<span class="stringliteral">"a"</span>, <span class="stringliteral">"aa"</span>, <span class="stringliteral">"-1"</span>}, {<span class="stringliteral">"a"</span>, <span class="stringliteral">"a"</span>, <span class="stringliteral">"0"</span>}, {<span class="stringliteral">"ba"</span>, <span class="stringliteral">"b"</span>, <span class="stringliteral">"0"</span>},</div>
|
|
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> {<span class="stringliteral">"bba"</span>, <span class="stringliteral">"bb"</span>, <span class="stringliteral">"0"</span>}, {<span class="stringliteral">"bbca"</span>, <span class="stringliteral">"c"</span>, <span class="stringliteral">"2"</span>}, {<span class="stringliteral">"ab"</span>, <span class="stringliteral">"b"</span>, <span class="stringliteral">"1"</span>}};</div>
|
|
</div>
|
|
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span></div>
|
|
<div class="foldopen" id="foldopen00047" data-start="{" data-end="}">
|
|
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"><a class="line" href="../../d3/d7d/brute__force__string__searching_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4"> 47</a></span><span class="keywordtype">int</span> <a class="code hl_function" href="../../d3/d7d/brute__force__string__searching_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4">main</a>() {</div>
|
|
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span> &i : <a class="code hl_variable" href="../../d3/d7d/brute__force__string__searching_8cpp.html#ae2abaa9caa13fff35e45edca00bee123">test_set</a>) {</div>
|
|
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> <span class="keywordtype">int</span> output = <a class="code hl_function" href="../../d3/d7d/brute__force__string__searching_8cpp.html#aeb2cd81064717aedd62bfb096b1a73d8">brute_force</a>(i[0], i[1]);</div>
|
|
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> </div>
|
|
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> <span class="keywordflow">if</span> (std::to_string(output) == i[2]) {</div>
|
|
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> std::cout << <span class="stringliteral">"success\n"</span>;</div>
|
|
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> std::cout << <span class="stringliteral">"failure\n"</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> }</div>
|
|
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span>}</div>
|
|
</div>
|
|
<div class="ttc" id="abrute__force__string__searching_8cpp_html_ae2abaa9caa13fff35e45edca00bee123"><div class="ttname"><a href="../../d3/d7d/brute__force__string__searching_8cpp.html#ae2abaa9caa13fff35e45edca00bee123">test_set</a></div><div class="ttdeci">const std::vector< std::vector< std::string > > test_set</div><div class="ttdef"><b>Definition</b> <a href="#l00041">brute_force_string_searching.cpp:41</a></div></div>
|
|
<div class="ttc" id="abrute__force__string__searching_8cpp_html_ae66f6b31b5ad750f1fe042a706a4e3d4"><div class="ttname"><a href="../../d3/d7d/brute__force__string__searching_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4">main</a></div><div class="ttdeci">int main()</div><div class="ttdef"><b>Definition</b> <a href="#l00047">brute_force_string_searching.cpp:47</a></div></div>
|
|
<div class="ttc" id="abrute__force__string__searching_8cpp_html_aeb2cd81064717aedd62bfb096b1a73d8"><div class="ttname"><a href="../../d3/d7d/brute__force__string__searching_8cpp.html#aeb2cd81064717aedd62bfb096b1a73d8">brute_force</a></div><div class="ttdeci">int brute_force(const std::string &text, const std::string &pattern)</div><div class="ttdef"><b>Definition</b> <a href="#l00021">brute_force_string_searching.cpp:21</a></div></div>
|
|
<div class="ttc" id="anamespacestring__search_html"><div class="ttname"><a href="../../d9/d03/namespacestring__search.html">string_search</a></div><div class="ttdoc">String search algorithms.</div><div class="ttdef"><b>Definition</b> <a href="#l00013">brute_force_string_searching.cpp:13</a></div></div>
|
|
<div class="ttc" id="anamespacestring__search_html_aeb2cd81064717aedd62bfb096b1a73d8"><div class="ttname"><a href="../../d9/d03/namespacestring__search.html#aeb2cd81064717aedd62bfb096b1a73d8">string_search::brute_force</a></div><div class="ttdeci">int brute_force(const std::string &text, const std::string &pattern)</div><div class="ttdef"><b>Definition</b> <a href="#l00021">brute_force_string_searching.cpp:21</a></div></div>
|
|
</div><!-- fragment --></div><!-- contents -->
|
|
</div><!-- doc-content -->
|
|
</div><!-- container -->
|
|
<!-- start footer part -->
|
|
<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
|
|
<ul>
|
|
<li class="navelem"><a href="../../dir_73a3cc5065b223eb41b02873c0e19f0e.html">strings</a></li><li class="navelem"><a href="../../d3/d7d/brute__force__string__searching_8cpp.html">brute_force_string_searching.cpp</a></li>
|
|
<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> 1.14.0 </li>
|
|
</ul>
|
|
</div>
|
|
</body>
|
|
</html>
|