作业2-习题2.1

#include<stdio.h>
int main(void)
{
    int num1,num2,a,b,c;
    double d,e;
    printf("输入num1,num2:");
    scanf("%d%d",&num1,&num2);
    a=num1+num2;
    b=num1-num2;
    c=num1*num2;
    d=num1/num2;
    e=num1%num2;
    printf("输出和=%d差=%d积=%d商=%.2f余数=%.2f",a,b,c,d,e);
    return 0;
}