#include<iostream>
#include<string>
using namespace std;
int main(){
    int even[3][3] = {{0,1,2},{1,2,0},{2,0,1}};
    int odd[3][3] = {{0,2,1},{1,0,2},{2,1,0}};
    string sb,sa;
    int N;
    bool flag;
    cin >> sb >> N >> sa;
    if(N==0){
        if(sb == sa) cout << "FAILURE" << endl;
        else cout << "SUCCESS" << endl;
        return 0;
    }
    if(N==1){
        for(int i=0;i<2;i++){
            for(int j=0;j<3;j++){
                flag = true;
                if(sa[j] != sb[odd[i][j]]){
                    flag = false;
                    break;
                }
                if(flag){
                    cout << "FAILURE" << endl;
                    return 0;
                }
            }
        }
        cout << "SUCCESS" << endl;
        return 0;
    }
    if(N%2 == 0){
        for(int i=0;i<3;i++){
            for(int j=0;j<3;j++){
                flag = true;
                if(sa[j] != sb[even[i][j]]){
                    flag = false;
                    break;
                }
                if(flag){
                    cout << "FAILURE" << endl;
                    return 0;
                }
            }
        }
        cout << "SUCCESS" << endl;
        return 0;
    }
    else{
        for(int i=0;i<3;i++){
            for(int j=0;j<3;j++){
                flag = true;
                if(sa[j] != sb[odd[i][j]]){
                    flag = false;
                    break;
                }
                if(flag){
                    cout << "FAILURE" << endl;
                    return 0;
                }
            }
        }
        cout << "SUCCESS" << endl;
        return 0;
    }
}