12308 - 判断运算符

#include<bits/stdc++.h>
using namespace std;
int main(){
	char c;
	cin>>c;
	switch(c){
		case '+':cout<<"Add";break;
		case '-':cout<<"Sub";break;
		case '*':cout<<"Mul";break;
		case '/':cout<<"Div";break;
		case '%':cout<<"Mod";break;
		default:cout<<"Error";	
	}
	return 0;
}