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