Home  >  Article  >  php教程  >  概率 PHP

概率 PHP

PHP中文网
PHP中文网Original
2016-05-26 08:19:271212browse

概率

1 <?php
  2 function win(){
  3     $arr = [0,0,0];
  4     $arr[rand(0,2)] =1;
  5     //print_r($arr);;
  6     $userF=rand(0,2);
  7     $userFirst = $arr[$userF];
  8     while(1){
  9         $delete = rand(0,2);
 10         if($arr[$delete] === 0 && $delete !== $userF){
 11             unset($arr[$delete]);
 12             break;
 13         }
 14     }
 15     while(1){
 16         $select = rand(0,2);
 17         if($select !== $delete && $select !== $userF){
 18             break;
 19         }
 20     }
 21     $userSecond = $arr[$select];
 22     return array($userFirst,$userSecond);
 23 }
 24 $userFirstNum =0;
 25 $userScondNum =0;
 26 for($i=1;$i<=100000;$i++){
 27     $arr = win();
 28     ($arr[0]===1) &&  $userFirstNum++;
 29     ($arr[1]===1) &&  $userScondNum++;
 30 }
 31 echo $userFirstNum.PHP_EOL;
 32 echo $userScondNum;

 以上就是概率的内容,更多相关内容请关注PHP中文网(www.php.cn)!

Statement:
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn