#include <bits/stdc++.h>
using namespace std;
using ll = long long;
struct dcin{template<typename T>dcin&operator>>(T&x){return std::cin>>x,x--,*this;}}dcin;

int main(){
    ll h,w; cin >> h >> w;
    vector<string> g(h);
    for(auto &i : g)cin >> i;
    for(string &s : g){
        for(ll i = 0;i<w-1;i++){
            if(s[i] == '9' && s[i+1] == 'y'){
                s[i+1] = 'Y';
                s[i+5] = '!';
            }
            if(s[i] == 'y' && s[i+1] == '9'){
                s[i] = 'Y';
                s[i+1] = '?';
            }
        }
    }
    for(string &s : g){
        for(char &c : s){
            if(c == '!')c = 'y';
            if(c == '?')c = '9';
        }
    }
    for(auto s : g)cout << s << endl;
}