#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define rep(i, s, t) for (ll i = s; i < (ll)(t); i++)
#define all(x) begin(x), end(x)

template <class T> bool chmin(T& x, T y) {
	return x > y ? (x = y, true) : false;
}
template <class T> bool chmax(T& x, T y) {
	return x < y ? (x = y, true) : false;
}

struct io_setup {
	io_setup() {
		ios::sync_with_stdio(false);
		cin.tie(nullptr);
		cout << fixed << setprecision(15);
	}
} io_setup;

void solve() {
	const string r = "yiwiy9", R = "yiwiY9";
	const string l = "9yiwiy", L = "9Yiwiy";
	int h, w;
	cin >> h >> w;
	rep(lp, 0, h) {
		string s;
		cin >> s;
		rep(i, 0, w - 5) {
			if (s.substr(i, 6) == r) {
				s[i + 4] = 'Y';
				i += 5;
			} else if (s.substr(i, 6) == l) {
				s[i + 1] = 'Y';
				i += 5;
			}
		}
		cout << s << "\n";
	}
}

int main() {
	int t = 1;
	// cin >> t;
	while (t--) solve();
}