C程序习题-使用宏进行求余数[9.2]

#include <stdio.h>
#define GET_YU_SHU(a,b) (a) % (b)

int main(int argc, char *argv[])
{
    int a,b,c;
    printf("please input a,b number:");
    scanf("%d,%d",&a,&b);
    c = GET_YU_SHU(a,b);
    printf("the yushu is :%d ",c);

    system("pause");
    return 0;
}