using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace foryuki
{
    class Program
    {
        static void Main(string[] args)
        {
            char[] c1 = Console.ReadLine().ToCharArray();
            int N = int.Parse(Console.ReadLine());
            char[] c2 = Console.ReadLine().ToCharArray();

            int cnt = 0;
            foreach (var item in c1)
            {
                if (item == 'o') cnt++;
            }
            foreach (var item in c2)
            {
                if (item == 'o') cnt--;
            }

            if (cnt != 0)
            {
                Console.WriteLine("SUCCESS");
                return;
            }

            //---------------------------------------------

            if (N >= 2)
            {
                Console.WriteLine("FAILURE");
                return;
            }

            //----------------------------------------------

            string w1 = "";
            string w2 = "";

            if (N == 0)
            {

                w1 = "" + c1[0] + c1[1] + c1[2];
                w2 = "" + c2[0] + c2[1] + c2[2];
                if (w1 == w2)
                {
                    Console.WriteLine("FAILURE");
                    return;
                }
                else
                {
                    Console.WriteLine("SUCCESS");
                    return;
                }
            }


            //----------------------------------------------



            w1 = "" + c1[1] + c1[0] + c1[2];
            w2 = "" + c1[0] + c1[2] + c1[1];
            string w3 = "" + c2[0] + c2[1] + c2[2];
            if (w3 == w1 || w3 == w2)
            {
                Console.WriteLine("FAILURE");
                return;
            }
            else
            {
                Console.WriteLine("SUCCESS");
                return;
            }
        }




        //-------------------------------------------------------------

        static int[] ConvertStringArrayToIntArray(string[] str, int defaultValue)
        {
            int[] b = Array.ConvertAll<string, int>(str, delegate(string value)
                {
                    return int.Parse(value);
                });

            for (int i = 0; i < b.Length; i++)
            {
                b[i] = defaultValue;
            }
            return b;
        }
    }
}