#include<bits/stdc++.h>
using namespace std;
int n;
char s[105][105] ;
int main(){
	cin >> n ;
	for(int i=1;i<=n;i++){
		for(int j=1;j<=n;j++){
			cin>>s[i][j];
		}
	}
	for(int i=1;i<=n;i++){
		for(int j=1;j<=n;j++){
			if(s[i][j]=='y'||s[i][j]=='i'||s[i][j]=='z'||s[i][j]=='h'||s[i][j]=='o'||s[i][j]=='n'||s[i][j]=='g'){
				cout<<s[i][j];
			}else{
				cout<<"*";
			}
		}
		cout<<endl;
	}
}