import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		String s1 = scan.next();
		int N = scan.nextInt();
		String s2 = scan.next();
		scan.close();
		int cnt1 = 0;
		int cnt2 = 0;
		for(int i = 0; i < 3; i++) {
			if(s1.charAt(i) == 'o') {
				cnt1 ++;
			}
			if(s2.charAt(i) == 'o') {
				cnt2 ++;
			}
		}
		if(cnt1 != cnt2) {
			System.out.println("SUCCESS");
			System.exit(0);
		}

		if(N == 0) {
			if(s1.equals(s2)) {
				System.out.println("FAILURE");
				System.exit(0);
			}else {
				System.out.println("SUCCESS");
				System.exit(0);
			}
		}

		String[] a2 = s2.split("");
		String t1 = s2;
		String t2 = a2[1] + a2[0] + a2[2];
		String t3 = a2[0] + a2[2] + a2[1];
		String t4 = a2[1] + a2[2] + a2[0];
		String t5 = a2[2] + a2[0] + a2[1];
		String t6 = a2[2] + a2[1] + a2[0];

		if(N % 2 == 0) {
			if(s1.equals(t1) || s1.equals(t4) || s1.equals(t5)) {
				System.out.println("FAILURE");
			}else {
				System.out.println("SUCCESS");
			}
		}else {
			if(N == 1) {
				if(s1.equals(t2) || s1.equals(t3)) {
					System.out.println("FAILURE");
				}else {
					System.out.println("SUCCESS");
				}
			}else {
				if(s1.equals(t2) || s1.equals(t3) || s1.equals(t6)) {
					System.out.println("FAILURE");
				}else {
					System.out.println("SUCCESS");
				}
			}
		}

	}
}