题目描述:
代码如下:
//7-12
#include <stdio.h>
int main ( void )
{
int a, b;
char c;
scanf( "%d %c %d", &a, &c, &b );
int ret;
switch( c ){
case '+':
printf( "%d", a + b );
break;
case '-':
printf( "%d", a - b );
break;
case '*':
printf( "%d", a * b );
break;
case '/':
printf( "%d", a / b );
break;
case '%':
printf( "%d", a % b );
break;
default:
printf( "ERROR" );
}
return 0;
}