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  1. <?php
  2.  
  3. class Klasemen {
  4.     private $poin = [];
  5.  
  6.     public function __construct($daftarKlub) {
  7.         foreach ($daftarKlub as $klub) {
  8.             $this->poin[$klub] = 0;
  9.         }
  10.     }
  11.  
  12.     public function catatPermainan($klubKandang, $klubTandang, $skor) {
  13.         list($golKandang, $golTandang) = explode(':', $skor);
  14.         $golKandang = (int)$golKandang;
  15.         $golTandang = (int)$golTandang;
  16.  
  17.         if ($golKandang > $golTandang) {
  18.             $this->poin[$klubKandang] += 3;
  19.         } elseif ($golKandang < $golTandang) {
  20.             $this->poin[$klubTandang] += 3;
  21.         } else {
  22.             $this->poin[$klubKandang] += 1;
  23.             $this->poin[$klubTandang] += 1;
  24.         }
  25.     }
  26.  
  27.     public function cetakKlasemen() {
  28.         $klasemen = $this->poin;
  29.         arsort($klasemen);
  30.         return $klasemen;
  31.     }
  32.  
  33.     public function ambilPeringkat($nomorPeringkat) {
  34.         $klasemen = $this->cetakKlasemen();
  35.         $klub = array_keys($klasemen);
  36.         if ($nomorPeringkat >= 1 && $nomorPeringkat <= count($klub)) {
  37.             return $klub[$nomorPeringkat - 1];
  38.         }
  39.         return null;
  40.     }
  41. }
  42.  
  43. $klubList = explode(',', trim(fgets(STDIN)));
  44. $klasemen = new Klasemen($klubList);
  45.  
  46. while ($line = fgets(STDIN)) {
  47.     $line = trim($line);
  48.     if ($line === '') continue;
  49.     // Format: KlubA-KlubB Skor
  50.     list($tim, $skor) = explode(' ', $line);
  51.     list($kandang, $tandang) = explode('-', $tim);
  52.     $klasemen->catatPermainan($kandang, $tandang, $skor);
  53. }
  54.  
  55. print_r($klasemen->cetakKlasemen());
  56. echo "Peringkat ke-2: " . $klasemen->ambilPeringkat(2) . "\n";
  57.  
Success #stdin #stdout #stderr 0.03s 26172KB
comments (?)
stdin
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Liverpool, Chelsea, Arsenal
Arsenal-Liverpool 2:2
Arsenal-Chelsea 1:9
Chelsea-Arsenal 9:6
Chelsea-Liverpool 9:4
Liverpool-Arsenal 2:2
Liverpool-Chelsea 0:1
stdout
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Array
(
    [Chelsea] => 12
    [Liverpool] => 2
    [Arsenal] => 2
    [ Chelsea] => 0
    [ Arsenal] => 0
)
Peringkat ke-2: Liverpool
stderr
copy 
PHP Notice:  Undefined index: Arsenal in /home/uEdGG8/prog.php on line 22
PHP Notice:  Undefined index: Chelsea in /home/uEdGG8/prog.php on line 20
https://ideone.com/aTvw59
language:
PHP (php 7.3.5)
created:
1 day ago
visibility:
public

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