#include <iostream>
#include <string>

#define SUCCESS std::cout << "SUCCESS\n"
#define FAILURE std::cout << "FAILURE\n"

int main() {
	std::ios::sync_with_stdio(false);
	std::cin.tie(0);

    int n;
    std::string before, after;
    std::cin >> before >> n >> after;
    int coinNum = 0;
    for(int i=0; i<3; ++i){
        if(before[i]=='o') ++coinNum;
        if( after[i]=='o') --coinNum;
    }
    if(coinNum!=0) SUCCESS;
    else{
        switch(n){
            case 0: (before!=after) ? SUCCESS : FAILURE; break;
            case 1: (before!=after) ? ((before[1]==after[1]) ? SUCCESS : FAILURE) : SUCCESS; break;
            default: FAILURE;
        }
    }
}