#include<iostream>
#include<fstream>
#include<sstream>
#include<string>
#include<cstdio>
#include<cstdlib>
#include<cstring>
#include<ctime>
#include<stack>
#include<queue>
#include<set>
#include<map>
#include<vector>
#include<list>
#include<algorithm>
#include<utility>
#include<complex>

using namespace std;

#define LL long long
int main(void){
	string s;
	string m;
	LL N;
	cin >> s >> N >> m;
	int cnt1 = 0; int cnt2 = 0;

	for (int i = 0; i < 3; i++){
		if (s[i] == 'o')cnt1++;
		if (m[i] == 'o')cnt2++;
	}
	if (cnt1!=cnt2){
		cout << "SUCCESS" << endl;
		return 0;
	}
	if (cnt1 == 0 || cnt1 == 3){
		cout << "FAILURE" << endl;
		return 0;
	}


	if ((cnt1 == 1 && s[1] == 'o') || (cnt1 == 2 && s[1] == 'x') || (cnt1 == 1 && m[1] == 'o') || (cnt1 == 2 && m[1] == 'x')){
		if (s == m){
			if (N ==1){
				cout << "SUCCESS" << endl;
				return 0;
			}
			else{
				cout << "FAILURE" << endl;
				return 0;
			}
		}
		else{
			if (N ==0){
				cout << "SUCCESS" << endl;
				return 0;
			}
			else{
				cout << "FAILURE" << endl;
				return 0;
			}
		}
	}

	if (s == m){

			cout << "FAILURE" << endl;
			return 0;
		
	}
	else{
		if (N <2){
			cout << "SUCCESS" << endl;
			return 0;
		}
		else{
			cout << "FAILURE" << endl;
			return 0;
		}
	}


	return(0);
}