📄 random_sample.html
字号:
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head> <meta name="generator" content= "HTML Tidy for Linux/x86 (vers 1 September 2005), see www.w3.org"> <title>random_sample</title> <link href="../cppreference.css" rel="stylesheet" type="text/css"></head><body><table> <tr> <td> <div class="body-content"> <div class="header-box"> <a href="../index.html">cppreference.com</a> > <a href= "index.html">C++ Algorithms</a> > <a href= "random_sample.html">random_sample</a> </div> <div class="name-format"> random_sample </div> <div class="syntax-name-format"> Syntax: </div> <pre class="syntax-box"> #include <algorithm> iterator random_sample( iterator start1, iterator end1, iterator start2, iterator end2 ); iterator random_sample( iterator start1, iterator end1, iterator start2, iterator end2, RandomNumberGenerator& rnd );</pre> <p>The random_sample() algorithm randomly copies elements from [<em>start1</em>,<em>end1</em>) to [<em>start2</em>,<em>end2</em>). Elements are chosen with uniform probability and elements from the input range will appear at most once in the output range.</p> <p>If a random number generator function object <em>rnd</em> is supplied, then it will be used instead of an internal random number generator.</p> <p>The return value of random_sample() is an iterator to the end of the output range.</p> <p>random_sample() runs in <a href="../complexity.html">linear time</a>.</p> <div class="related-name-format"> Related topics: </div> <div class="related-content"> <a href="next_permutation.html">next_permutation</a><br> <a href="prev_permutation.html">prev_permutation</a><br> <a href="random_sample_n.html">random_sample_n</a><br> <a href="random_shuffle.html">random_shuffle</a> </div> </div> </td> </tr> </table></body></html>⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -