View Code of Problem 135

#include<iostream>
#include<string>
using namespace std;
int main()
{
	int a;
	while(cin>>a)
	{
		int l=0,r=0,f=0,b=0;
		string c;
		while(getline(cin,c)&&c!="0 0")
		{
			if(c[0]=='L')l=c[1]-'0';
			else if(c[0]=='F')f=c[1]-'0';
			else if(c[0]=='R')r=c[1]-'0';
			else if(c[0]=='B')b=c[1]-'0';
		}
		if(l==r&&f==b)cout<<"MEME IS SO LUCKY"<<endl;
		else cout<<"GPS ERROR"<<endl;
	}
}