#include<iostream>
#include<string>

using namespace std;

int main() {
	long i, n, cbe = 0, caf = 0, suc = 0;
	string sbe, saf;

	cin >> sbe >> n >> saf;

	for (i = 0; i < 3; i++) {
		if (sbe[i] == 'o') {
			cbe++;
		}
		if (saf[i] == 'o') {
			caf++;
		}
	}

	if (cbe != caf) {
		suc = 1;
	}
	else if (n > 1) {
		suc = 0;
	}
	else if (n == 0) {
		if (sbe != saf) {
			suc = 1;
		}
	}
	else {
		if (sbe == "oxx" && saf == "xxo") suc = 1;
		if (sbe == "xxo" && saf == "oxx") suc = 1;
		if (sbe == "xoo" && saf == "oox") suc = 1;
		if (sbe == "oox" && saf == "xoo") suc = 1;
		if (sbe == "oxo" && saf == "oxo") suc = 1;
		if (sbe == "xox" && saf == "xox") suc = 1;

	}
	


	if (suc == 1) {
		cout << "SUCCESS" << endl;
	}
	else {
		cout << "FAILURE" << endl;
	}

	return 0;
}