#include "stdio.h"main() { int a,b;printf("请输入两个整数(a,b)：");scanf("%d,%d",&a,&b); printf("和：%d\n",a+b); printf("差：%d\n",a-b);printf("积：%d\n",a*b);printf("商：%f\n",(float)a/b);} /*如果满...