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  1. <?php
  2.  
  3. class Kamus {
  4.     private $kamusData = [];
  5.  
  6.     public function tambah(string $kata, array $sinonim): void {
  7.         if (!isset($this->kamusData[$kata])) {
  8.             $this->kamusData[$kata] = [];
  9.         }
  10.  
  11.         foreach ($sinonim as $s) {
  12.             $this->kamusData[$kata][$s] = true;
  13.  
  14.             if (!isset($this->kamusData[$s])) {
  15.                 $this->kamusData[$s] = [];
  16.             }
  17.             $this->kamusData[$s][$kata] = true;
  18.         }
  19.     }
  20.  
  21.     public function ambilSinonim(string $kata): ?array {
  22.         if (isset($this->kamusData[$kata])) {
  23.             return array_keys($this->kamusData[$kata]);
  24.         }
  25.         return null;
  26.     }
  27. }
  28.  
  29. function cetakHasil($hasil) {
  30.     if ($hasil === null) {
  31.         echo "null\n";
  32.     } else {
  33.         print_r($hasil);
  34.     }
  35. }
  36.  
  37. $kamus = new Kamus();
  38. $kamus->tambah('big', ['large', 'great']);
  39. $kamus->tambah('big', ['huge', 'fat']);
  40. $kamus->tambah('huge', ['enormous', 'gigantic']);
  41.  
  42. cetakHasil($kamus->ambilSinonim('big'));
  43. cetakHasil($kamus->ambilSinonim('huge'));
  44. cetakHasil($kamus->ambilSinonim('gigantic'));
  45. cetakHasil($kamus->ambilSinonim('colossal'));
  46.  
  47. ?>
Success #stdin #stdout 0.02s 25916KB
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stdin
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Standard input is empty
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Array
(
    [0] => large
    [1] => great
    [2] => huge
    [3] => fat
)
Array
(
    [0] => big
    [1] => enormous
    [2] => gigantic
)
Array
(
    [0] => huge
)
null
https://ideone.com/iawIRF
language:
PHP (php 7.3.5)
created:
5 days ago
visibility:
public

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