#include <stdio.h>
sum_diff_pro(int num1, int num2, int *sum, int *diff,int *pro)
{
*sum = num1 + num2;
*diff = num1 - num2;
*pro = num1*num2;
}
int main()
{
int num1 ,num2;
int sum, diff, pro;
puts("请输入两个整数。");
printf("整数A:");
scanf("%d", &num1);
printf("整数B:");
scanf("%d", &num2);
sum_diff_pro(num1, num2, &sum, &diff, &pro);
printf("两数之和是%d, 两数之差是%d, 两数之积是%d\n", sum, diff，pro);
return 0;
}