输入两个整数num1和num2，计算并输出它们的和，差，积，商和余数
#include<stdio.h>
int main()
{
int num1,num2,a,b,c,d,e;
scanf("num1=%dnum2=%d",&num1,&num2);//输入两个数
a=num1+num2;
b=num1-num2;
c=num1*num2;
d=num1/num2;
e=num1%num2;
printf("和：%d\n差：%d\n积：%d\n商：%d\n余数：%d\n",a,b,c,d,e);
return 0;
}