#include <iostream>
#include <iomanip>//小数点出力用
//cout << fixed << setprecision(10) << ans;
#include <cmath>
#include <algorithm>
#include <vector>
#include <queue>
#include <stack>
#include <set>
#include <map>
#include <unordered_map>
using ll = long long;
using namespace std;
#define modPHash (ll)((1LL<<61)-1)
#define modP (ll)998244353
bool chkrng0idx(int pos, int sup) { return (0 <= pos && pos < sup); }
int clk4(int num) { return (num - 2) * (num % 2); }
void yn(bool tf) { cout << (tf ? "Yes\n" : "No\n"); }

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