#include<stdio.h>
void main()
{
    int x,y,z,c=0;
    printf("输入两个整数:");
    scanf("%d%d",&x,&y);
    printf("%d+%d=",x,y);scand("%d",&z);if(x+y==z)c++;
    printf("%d-%d=",x,y);scand("%d",&z);if(x-y==z)c++;
       printf("%d*%d=",x,y);scand("%d",&z);if(x*y==z)c++;
    printf("%d/%d=",x,y);scand("%d",&z);if(x/y==z)c++;
    printf("%d%% %d=",x,y);scand("%d",&z);if(x%y==z)c++;
    printf("共5道题,答对%d道题\n",c);
}