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  1. #include <stdio.h>
  2.  
  3. int main() {
  4.     int tombol;
  5.     long long kelereng = 0; // Kelereng di awal bernilai 0
  6.  
  7.     // Perulangan untuk membaca tombol satu per satu sampai tombol 9
  8.     while (1) {
  9.         scanf("%d", &tombol);
  10.  
  11.         if (tombol == 9) {
  12.             // Jika tombol 9 ditekan, hentikan perulangan
  13.             break;
  14.         } else if (tombol == 1) {
  15.             // Tombol 1: kelereng bertambah 1
  16.             kelereng += 1;
  17.         } else if (tombol == 2) {
  18.             // Tombol 2: cek apakah kelereng genap atau ganjil
  19.             if (kelereng % 2 == 0) {
  20.                 // Genap: berkurang setengahnya
  21.                 kelereng = kelereng / 2;
  22.             } else {
  23.                 // Ganjil: menjadi 2 kalinya
  24.                 kelereng = kelereng * 2;
  25.             }
  26.         }
  27.     }
  28.  
  29.     // Tampilkan hasil akhir kelereng
  30.     printf("%lld\n", kelereng);
  31.  
  32.     return 0;
  33. }
Success #stdin #stdout 0s 5324KB
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https://ideone.com/4COp5d
language:
C (gcc 8.3)
created:
14 hours ago
visibility:
public

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