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  1. <?php
  2.  
  3. function migratoryBirds($n, $ar) { 
  4.     $passaros = [];
  5.     foreach ($ar as $passaro){
  6.         $passaros[$passaro] = ($passaros[$passaro] ?? 0) + 1;
  7.     }
  8.  
  9.     $maiorContagem = 0;
  10.     $menorId = $ar[0];
  11.     foreach ($passaros as $id => $contagem) {
  12.         if ($contagem > $maiorContagem || ($contagem == $maiorContagem && $id < $menorId)){
  13.             $maiorContagem = $contagem;
  14.             $menorId = $id;
  15.         }
  16.     }
  17.  
  18.     return $menorId;
  19. }
  20.  
  21. $arr = [5,5,5,3,3,3];
  22. var_dump(migratoryBirds(count($arr),$arr));
  23. $arr =  [3,4,2,5,4];
  24. var_dump(migratoryBirds(count($arr),$arr));
  25.  
Success #stdin #stdout 0.03s 23728KB
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https://ideone.com/ZDyuDW
language:
PHP (php 7.3.5)
created:
6 years ago
visibility:
public

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