01: #include <stdio.h>
02:
03: int main(void)
04: {
05: int a, b, r;
06: printf("a=");
07: scanf("%d", &a);
08: printf("b=");
09: scanf("%d", &b);
10:
11: if(a >= 0 && b > 0){
12: r = a % b;
13: if(r == 0){
14: printf("%d / %d = %d\n", a, b, a/b);
15: } else {
16: printf("%d / %d = %d ... %d", a, b, a/b, r);
17: }
18: } else {
19: printf("error\n");
20: }
21: return 0;
22: }