#include <bits/stdc++.h>
using namespace std;

int main(){
    int N; cin >> N;
    string s; cin >> s;
    cout << s << endl;
    cout << s << endl;
    cout << s << endl;
    cout << s << endl;
    cout << s << endl;
    for(int i=0; i<N; i++) for(auto &c : s) c ^= 'o'^'x';
}