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