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Sep 18th, 2019
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PHP 0.39 KB | None | 0 0
  1. function isLucky($n) {
  2.     $n = str_split($n);
  3.     $c = count($na)  / 2; //viết nhầm na
  4.     $sum1 = 0;
  5.     $sum2 = 0;
  6.     for ($i = 0; $i < $c; $i++){
  7.         $sum1 =$sum1+ $n[$i];
  8.     }
  9.     for ($j = $c; $j < count($n); $j++){
  10.         $sum2 =$sum2+ $n[$j];
  11.     }
  12.     if ($sum1 == $sum2) {
  13.         return true;
  14.     }
  15.     else {
  16.        
  17.         return false;
  18.     }
  19.    
  20. }
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