#include <bits/stdc++.h>
using namespace std;

int main(){
	string s1,s2;
	int n;
	cin >> s1 >> n >> s2;
	int x = 0, y = 0;
	for(int i = 0; i < 3; i++){
		if(s1[i] == 'o') x++;
		if(s2[i] == 'o') y++;
	}			
	if(x != y){
		cout << "SUCCESS" << endl;
		return 0;
	}
	if(n == 0 and s1 != s2)	cout << "SUCCESS" << endl;
	else if(n == 1){
		if(s1[0] == s2[1] and s1[1] == s2[0] and s1[2] == s1[2]) cout << "FAILURE" << endl;
		else if(s1[0] == s2[0] and s1[1] == s2[2] and s1[2] == s2[1]) cout << "FAILURE" << endl;
		else cout << "SUCCESS" << endl;
	}else cout << "FAILURE" << endl;
	return 0;		
}