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  1. <?php
  2.  
  3. class Kamus {
  4. private $data = [];
  5.  
  6. public function tambah(string $kata, array $sinonim): void {
  7. if (!isset($this->data[$kata])) {
  8. $this->data[$kata] = [];
  9. }
  10.  
  11. foreach ($sinonim as $s) {
  12. if (!in_array($s, $this->data[$kata])) {
  13. $this->data[$kata][] = $s;
  14. }
  15. }
  16. }
  17.  
  18. public function ambilSinonim(string $kata): ?array {
  19. if (isset($this->data[$kata])) {
  20. return $this->data[$kata];
  21. }
  22.  
  23. foreach ($this->data as $k => $daftarSinonim) {
  24. if (in_array($kata, $daftarSinonim)) {
  25. return array_merge([$k], $this->data[$k]);
  26. }
  27. }
  28.  
  29. return null;
  30. }
  31. }
  32.  
  33. $kamus = new Kamus();
  34. $kamus->tambah('big', ['large', 'great']);
  35. $kamus->tambah('big', ['huge', 'fat']);
  36. $kamus->tambah('huge', ['enormous', 'gigantic']);
  37.  
  38. print_r($kamus->ambilSinonim('big'));
  39. print_r($kamus->ambilSinonim('huge'));
  40. print_r($kamus->ambilSinonim('gigantic'));
  41. print_r($kamus->ambilSinonim('colossal'));
  42.  
Success #stdin #stdout 0.02s 26336KB
stdin
Standard input is empty
stdout
Array
(
    [0] => large
    [1] => great
    [2] => huge
    [3] => fat
)
Array
(
    [0] => enormous
    [1] => gigantic
)
Array
(
    [0] => huge
    [1] => enormous
    [2] => gigantic
)