#include<iostream>
#include<string>
using namespace std;
int main(void){
	string b, a; int n;
	cin >> b >> n >> a;
	
	if (a == b){ cout << "FAILURE" << endl; return 0; }
	else{
		if (n >= 2){ cout << "FAILURE" << endl; return 0; }
		else if (n == 1){
			string d, e, f;
			d = b[0], e = b[1], f = b[2];
			if (a == d + e + f || a == e + d + f || a == d + f + e){
				cout << "FAILURE" << endl; return 0;
			}
		}
	}
	cout << "SUCCESS" << endl;
	return 0;
}