#include <bits/stdc++.h>

int main() {

  std::string str_i, str_o;
  std::string str;
  long N;
  long p[12];
  bool ans = true;
  
  p[0] = 1;
  for(int i = 1; i < 12; ++i) {
    p[i] = 2 * p[i-1];
  }

  std::cin >> str_i >> N >> str_o;

  if( N >= 12 ) {
    N = 6 + (N % 6);
  }

  if( N == 0 ) {
    if( str_i == str_o ) {
      ans = false;
      goto label_1;
    }
  }

  for(int i = 0; i < p[N]; ++i) {
    str = str_i;
    for(int j = 0; j < N; ++j) {
      if( (i & (1 << j)) == 0 ) {
	std::swap(str[0], str[1]);
      }
      else {
	std::swap(str[1], str[2]);
      }
    }
    if( str == str_o ) {
      ans = false;
      goto label_1;
    }
  }

 label_1:
  if( ans ) {
    std::cout << "SUCCESS" << std::endl;
  }
  else {
    std::cout << "FAILURE" << std::endl;
  }


  return 0;
}