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

#ifdef LOCAL
#define debug(x) cerr << #x << " = " << (x) << "\n"
#else
#define debug(x) void(0)
#endif

typedef long long ll;
typedef long double ld;
typedef pair<int, int> Pii;
typedef pair<ll, ll> Pll;

template <typename T>
ostream &operator<<(ostream &os, const vector<T> &v)
{
	for (int i = 0; i < (int)v.size(); i++)
		os << v[i] << (i + 1 == (int)v.size() ? "" : " ");
	return os;
}

template <typename T>
istream &operator>>(istream &is, vector<T> &v)
{
	for (int i = 0; i < (int)v.size(); i++)
		is >> v[i];
	return is;
}

////////////////////////////////////////////////////////////

int main()
{
	int H, W;
	cin >> H >> W;
	vector<string> S(H);
	cin >> S;
	for (int i = 0; i < H; i++)
		for (int j = 0; j + 5 < W; j++)
		{
			if (S[i].substr(j, 6) == "yiwiy9")
				S[i].replace(j, 6, "yiwiY9");
			else if (S[i].substr(j, 6) == "9yiwiy")
				S[i].replace(j, 6, "9Yiwiy");
			else
				j -= 5;
			j += 5;
		}
	for (int i = 0; i < H; i++)
		cout << S[i] << "\n";
	return 0;
}