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