#include <stdio.h>
int main(void) {
// your code goes here
int a,b,c,d;
c=a/b;
d=a%b;
if(b==0){
}
else{
switch(d){
case 0:
break;
default:
printf("%d÷%d=%d余り%d",a
,b
,c
,d
); break;
}
}
return 0;
}
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