View Code of Problem 135

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
int main (){
	int n, x = 0, y = 0;
	scanf("%d", &n);
	char ch;
	int s, l ,r;
	while(n--){
		getchar();
		scanf("%c%d", &ch, &s);
//		switch(ch){
//			case 'L':
//				x -= s;
//				break;
//			case 'R':
//				x += s;
//				break;
//			case 'F':
//				y += s;
//				break;
//			case 'B':
//				y -= s;
//				break;
//		}
		if(ch=='L') x = x-s;
		if(ch=='R') x = x+s;
		if(ch=='F') y = y+s;
		if(ch=='B') y = y-s;
	}
	scanf("%d%d", &l, &r);
	if(x==l&&y==r) printf("MEME IS SO LUCKY\n");
	else printf("GPS ERROR\n");

	return 0;
}

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