#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define ALL(a) (a).begin(), (a).end()
#define Yes cout << "Yes" << endl
#define No cout << "No" << endl
#define endl '\n'

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    int H, W;
    cin >> H >> W;
    for (; H--;) {
        string S;
        cin >> S;
        if (S[0] == '9' && S[1] == 'y')
            S[1] = 'Y';
        for (int i = 0; i < ssize(S) - 1; i++) {
            if (S[i] == 'y' && S[i + 1] == '9') {
                S[i] = 'Y';
            }
        }
        for (int i = 0; i < ssize(S) - 2; i++) {
            if (S[i] != 'Y' && S[i + 1] == '9' && S[i + 2] == 'y') {
                S[i + 2] = 'Y';
            }
        }

        cout << S << endl;
    }
}