C语言学习之路—简单计算器

简单计算器

#include 
#include 

int main(){
	int x, y;
	char ch;
	
	scanf("%d%c", &x, &ch);
	while(ch != '='){
		scanf("%d", &y);
		if(ch == '/' && y == 0){
			printf("ERROR");
			return 0;
		}
		switch(ch){
			case '+': x = x + y;break;
			case '-': x = x - y;break;
			case '*': x = x * y;break;
			case '/': x = x / y;break;
		}
		scanf("%c", &ch);
	}
	printf("%d", x);
	return 0;
}

运行结果：