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