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  1. <?php
  2. class Klasemen {
  3.     private $poin = [];
  4.  
  5.     public function __construct($klub) {
  6.         foreach ($klub as $namaKlub) {
  7.             $this->poin[$namaKlub] = 0;
  8.         }
  9.     }
  10.  
  11.     public function catatPermainan($klubKandang, $klubTandang, $skor) {
  12.         list($skorKandang, $skorTandang) = explode(':', $skor);
  13.         $skorKandang = (int)$skorKandang;
  14.         $skorTandang = (int)$skorTandang;
  15.  
  16.         if ($skorKandang > $skorTandang) {
  17.             $this->poin[$klubKandang] += 3;
  18.         } elseif ($skorKandang < $skorTandang) {
  19.             $this->poin[$klubTandang] += 3;
  20.         } else {
  21.             $this->poin[$klubKandang] += 1;
  22.             $this->poin[$klubTandang] += 1;
  23.         }
  24.     }
  25.  
  26.     public function cetakKlasemen() {
  27.         // Urutkan dari yang poin tertinggi ke terendah
  28.         arsort($this->poin);
  29.         return $this->poin;
  30.     }
  31.  
  32.     public function ambilPeringkat($nomorPeringkat) {
  33.         $klasemen = $this->cetakKlasemen();
  34.         $klub = array_keys($klasemen);
  35.         return $klub[$nomorPeringkat - 1];
  36.     }
  37. }
  38.  
  39. // Contoh penggunaan
  40. $klasemen = new Klasemen(['Liverpool', 'Chelsea', 'Arsenal']);
  41. $klasemen->catatPermainan('Arsenal', 'Liverpool', '2:1');
  42. $klasemen->catatPermainan('Arsenal', 'Chelsea', '1:1');
  43. $klasemen->catatPermainan('Chelsea', 'Arsenal', '0:3');
  44. $klasemen->catatPermainan('Chelsea', 'Liverpool', '3:2');
  45. $klasemen->catatPermainan('Liverpool', 'Arsenal', '2:2');
  46. $klasemen->catatPermainan('Liverpool', 'Chelsea', '0:0');
  47.  
  48. print_r($klasemen->cetakKlasemen()); // ['Arsenal'=>8, 'Chelsea'=>5, 'Liverpool'=>2]
  49. echo $klasemen->ambilPeringkat(2);   // 'Chelsea'
  50. ?>
  51.  
Success #stdin #stdout 0.03s 26096KB
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Standard input is empty
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Array
(
    [Arsenal] => 8
    [Chelsea] => 5
    [Liverpool] => 2
)
Chelsea
https://ideone.com/XVwkJb
language:
PHP (php 7.3.5)
created:
6 hours ago
visibility:
public

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