error03_2.cpp

浙大颜晖视频课件

#include <stdio.h>
void main( )
{
    char sign;
    int x,y; 

    printf("输入x 运算符 y：");
    scanf("%d%c%d", &x, &sign, &y);
    if(sign='*')
        printf("%d * %d = %d\n",x,y,x*y);
    else if(sign='/')
	printf("%d / %d = %d\n",x,y,x/y);
    else if(sign='%')
	printf("%d Mod %d = %d\n",x,y,x%y);
    else
	printf("运算符输入错误！\n");		
}