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  1. #include <stdio.h>
  2.  
  3. int main(void)
  4. {
  5. int a,b;
  6. switch(a%b)
  7. {
  8. case 0: printf("%d÷%d=%d\n",a,b,a/b); break;
  9. default: printf("%d÷%d=%d余り%d\n",a,b,a/b,a%b); break;
  10. }
  11. return 0;
  12. }
Success #stdin #stdout 0.01s 5292KB
stdin
4
2
stdout
0÷0=0