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  1. # include <stdio.h>
  2. int main () {
  3. int a;
  4. do {
  5. scanf("%d",&a);
  6. switch (a%3) {
  7. case 1:
  8. printf("satu\n"); break;
  9. case 2:
  10. printf("dua\n"); break;
  11. default:
  12. printf("nol\n"); break;
  13. }
  14. } while (a==0);
  15. return 0;
  16. }
Success #stdin #stdout 0s 5520KB
stdin
13 42 21 0
stdout
satu