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  1. #include <stdio.h>
  2. char *foo(int i) {
  3.     int imod10 = i%10;
  4.     int imod7 = i%7;
  5.     switch(imod10) {
  6.         case 0:
  7.             switch(imod7) {
  8.                 case 0:
  9.                     return "A";
  10.                     break;
  11.                 default:
  12.                     return "B";
  13.             }
  14.             break;  
  15.         default:
  16.             switch(imod7) {
  17.                 case 0:
  18.                     return "C";
  19.                     break;
  20.                 default:
  21.                     return "D";
  22.             }
  23.     }
  24. }
  25. int main(void) {
  26.      printf("%s\n", foo(770));
  27.     printf("%s\n", foo(200));
  28.     printf("%s\n", foo(154));
  29.     return 0;
  30. }
Success #stdin #stdout 0s 1788KB
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stdin
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Standard input is empty
stdout
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A
B
C
https://ideone.com/OacutE
language:
C (gcc 8.3)
created:
11 years ago
visibility:
secret

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