// yukicoder: No.197 手品
// 2019.5.8 bal4u

#include <stdio.h>

int pat[7][3][3] = {
           {0},{0},{0},
/* OXX */  {{3,0},{3,5,0},{3,5,6}},
           {0},
/* XOX */  {{5,0},{3,6,0},{3,5,6}},
/* XXO */  {{6,0},{5,6,0},{3,5,6}}};

int main()
{
	int i, s, t, N;
	char S[5], T[5];
	
	scanf("%s%d%s", S, &N, T);
	s = t = 0; for (i = 0; i < 3; i++) {
		s = (s << 1) + (S[i]=='x');
		t = (t << 1) + (T[i]=='x');
	}
	if (s == 0 && t == 0) goto NG;
	if (s == 7 && t == 7) goto NG;
	if (s == 1 || s == 2 || s == 4) s = 7-s, t = 7-t;
	if (N == 0) {
		if (t == s) goto NG;
	} else if (N == 1) {
		for (i = 0; i < 2; i++) {
			if (pat[s][1][i] == t) goto NG;
		}
	} else {  // if (N >= 2) {
		if (t == 3 || t == 5 || t == 6) goto NG;
	}
	puts("SUCCESS"); return 0;
NG: puts("FAILURE"); return 0;
}