mirror of
https://github.com/TheAlgorithms/C-Plus-Plus.git
synced 2026-03-21 20:31:43 +08:00
182 lines
13 KiB
HTML
182 lines
13 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 1.13.2"/>
|
|
<meta name="viewport" content="width=device-width, initial-scale=1"/>
|
|
<title>TheAlgorithms/C++: dynamic_programming/kadane.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="../../resize.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 1.13.2 -->
|
|
<script type="text/javascript">
|
|
/* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&dn=expat.txt MIT */
|
|
var searchBox = new SearchBox("searchBox", "../../search/",'.html');
|
|
/* @license-end */
|
|
</script>
|
|
<script type="text/javascript">
|
|
/* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&dn=expat.txt MIT */
|
|
$(function() { codefold.init(1); });
|
|
/* @license-end */
|
|
</script>
|
|
<script type="text/javascript" src="../../menudata.js"></script>
|
|
<script type="text/javascript" src="../../menu.js"></script>
|
|
<script type="text/javascript">
|
|
/* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&dn=expat.txt MIT */
|
|
$(function() {
|
|
initMenu('../../',true,false,'search.php','Search',true);
|
|
$(function() { init_search(); });
|
|
});
|
|
/* @license-end */
|
|
</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">
|
|
/* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&dn=expat.txt MIT */
|
|
$(function(){initNavTree('d4/da0/kadane_8cpp_source.html','../../'); initResizable(true); });
|
|
/* @license-end */
|
|
</script>
|
|
<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">kadane.cpp</div></div>
|
|
</div><!--header-->
|
|
<div class="contents">
|
|
<a href="../../d4/da0/kadane_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="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="preprocessor">#include <array></span></div>
|
|
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="preprocessor">#include <climits></span></div>
|
|
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="preprocessor">#include <iostream></span></div>
|
|
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span><span class="keyword">namespace </span><a class="code hl_namespace" href="../../dd/d24/namespacedynamic__programming.html">dynamic_programming</a> {</div>
|
|
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span><span class="keyword">namespace </span><a class="code hl_namespace" href="../../d6/d74/namespacekadane.html">kadane</a> {</div>
|
|
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span><span class="keyword">template</span> <<span class="keywordtype">size_t</span> N></div>
|
|
<div class="foldopen" id="foldopen00042" data-start="{" data-end="}">
|
|
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"><a class="line" href="../../d4/da0/kadane_8cpp.html#af3029007a422a914a85c0b0122f1c7b4"> 42</a></span><span class="keywordtype">int</span> <a class="code hl_function" href="../../d4/da0/kadane_8cpp.html#af3029007a422a914a85c0b0122f1c7b4">maxSubArray</a>(<span class="keyword">const</span> std::array<int, N> &n) {</div>
|
|
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> <span class="keywordtype">int</span> curr_sum =</div>
|
|
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> 0; <span class="comment">// declaring a variable named as curr_sum and initialized it to 0</span></div>
|
|
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> <span class="keywordtype">int</span> max_sum = INT_MIN; <span class="comment">// Initialized max_sum to INT_MIN</span></div>
|
|
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i : n) { <span class="comment">// for loop to iterate over the elements of the array</span></div>
|
|
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> curr_sum += n[i];</div>
|
|
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> max_sum = std::max(max_sum, curr_sum); <span class="comment">// getting the maximum value</span></div>
|
|
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> curr_sum = std::max(curr_sum, 0); <span class="comment">// updating the value of curr_sum</span></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">return</span> max_sum; <span class="comment">// returning the value of max_sum</span></div>
|
|
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span>}</div>
|
|
</div>
|
|
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span>} <span class="comment">// namespace kadane</span></div>
|
|
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span>} <span class="comment">// namespace dynamic_programming</span></div>
|
|
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span></div>
|
|
<div class="foldopen" id="foldopen00060" data-start="{" data-end="}">
|
|
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"><a class="line" href="../../d4/da0/kadane_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4"> 60</a></span><span class="keywordtype">int</span> <a class="code hl_function" href="../../d4/da0/kadane_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4">main</a>() {</div>
|
|
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> <span class="keyword">const</span> <span class="keywordtype">int</span> N = 5;</div>
|
|
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> std::array<int, N> n{}; <span class="comment">// declaring array</span></div>
|
|
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> <span class="comment">// taking values of elements from user</span></div>
|
|
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < n.size(); i++) {</div>
|
|
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> std::cout << <span class="stringliteral">"Enter value of n["</span> << i << <span class="stringliteral">"]"</span></div>
|
|
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> << <span class="stringliteral">"\n"</span>;</div>
|
|
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> std::cin >> n[i];</div>
|
|
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> }</div>
|
|
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> <span class="keywordtype">int</span> max_sum = <a class="code hl_function" href="../../d4/da0/kadane_8cpp.html#af3029007a422a914a85c0b0122f1c7b4">dynamic_programming::kadane::maxSubArray<N></a>(</div>
|
|
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> n); <span class="comment">// calling maxSubArray function</span></div>
|
|
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> std::cout << <span class="stringliteral">"Maximum subarray sum is "</span> << max_sum; <span class="comment">// Printing the answer</span></div>
|
|
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> </div>
|
|
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span>}</div>
|
|
</div>
|
|
<div class="ttc" id="akadane_8cpp_html_ae66f6b31b5ad750f1fe042a706a4e3d4"><div class="ttname"><a href="../../d4/da0/kadane_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4">main</a></div><div class="ttdeci">int main()</div><div class="ttdoc">Main function.</div><div class="ttdef"><b>Definition</b> <a href="#l00060">kadane.cpp:60</a></div></div>
|
|
<div class="ttc" id="akadane_8cpp_html_af3029007a422a914a85c0b0122f1c7b4"><div class="ttname"><a href="../../d4/da0/kadane_8cpp.html#af3029007a422a914a85c0b0122f1c7b4">dynamic_programming::kadane::maxSubArray</a></div><div class="ttdeci">int maxSubArray(const std::array< int, N > &n)</div><div class="ttdoc">maxSubArray function is used to calculate the maximum sum subarray and returns the value of maximum s...</div><div class="ttdef"><b>Definition</b> <a href="#l00042">kadane.cpp:42</a></div></div>
|
|
<div class="ttc" id="anamespacedynamic__programming_html"><div class="ttname"><a href="../../dd/d24/namespacedynamic__programming.html">dynamic_programming</a></div><div class="ttdoc">Dynamic Programming algorithms.</div></div>
|
|
<div class="ttc" id="anamespacekadane_html"><div class="ttname"><a href="../../d6/d74/namespacekadane.html">kadane</a></div><div class="ttdoc">Functions for Kadane algorithm.</div></div>
|
|
</div><!-- fragment --></div><!-- contents -->
|
|
</div><!-- doc-content -->
|
|
<!-- start footer part -->
|
|
<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
|
|
<ul>
|
|
<li class="navelem"><a class="el" href="../../dir_8a20dd5bfd5341a725342bf72b6b686f.html">dynamic_programming</a></li><li class="navelem"><a class="el" href="../../d4/da0/kadane_8cpp.html">kadane.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> 1.13.2 </li>
|
|
</ul>
|
|
</div>
|
|
</body>
|
|
</html>
|