#include <iostream>
#include <string>

using namespace std;

int p(string s){
	int w;
	if (s == "ooo")
		w = 1;
	else if(s == "xxx")
		w = -1;
	else if(s == "oox")
		w = 2;
	else if(s == "oxo")
		w = 3;
	else if(s == "xoo")
		w = 4;
	else if(s == "xxo")
		w = -2;
	else if(s == "xox")
		w = -3;
	else
		w = -4;
	return(w);
}

int q(int b, int a){
	int x;
	if (b * a < 0)
		return -1;

	if (b * a == 1)
		return 0;
		
	x = b - a;
	if (x < 0)
		x = x * (-1);

	return(x);
}

int main(){
	string b,a;
	int N;


	cin >> b >> N >> a;

	int i = q(p(b), p(a));

	if (i != 0 && i != -1 && N % i != 0)
		i = -1;

	if (i < 0)
		cout << "SUCCESS\n";
	else
		cout << "FAILURE\n";

	cin >> i;

}