fork download 
  1. <?php
  2.  
  3. function divideEtImpera($arr, $left, $right) {
  4.  
  5.          if($left == $right) {
  6.  
  7.             return $arr[ $left ];
  8.  
  9.          } else {
  10.  
  11.                 $m = ($left + $right) >> 1;
  12.                 $a = divideEtImpera($arr, $left, $m);
  13.                 $b = divideEtImpera($arr, $m + 1, $right);
  14.                 if($a > $b) return $a;
  15.                          else
  16.                             return $b;
  17.          }
  18.  
  19. }
  20.  
  21. $arr = array(10,20,2021,101,90,92,91,41);
  22.  
  23. $max = divideEtImpera($arr, 0, sizeof($arr));
  24.  
  25. echo$max;
  26.  
  27. ?>
Success #stdin #stdout #stderr 0.03s 25820KB
comments (?)
stdin 
Standard input is empty
stdout 
2021
stderr 
PHP Notice:  Undefined offset: 8 in /home/d9HjdH/prog.php on line 7
https://ideone.com/WKppZf
Finding MAX Element from Array
language:
PHP (php 7.3.5)
created:
3 years ago
visibility:
secret

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!