#include <bits/stdc++.h>
using namespace std;
int x,y;
int main(){
	int n,a[100][100];
	cin>>n;
	for(int i=1;i<=n;i++){
		for(int j=1;j<=n;j++) cin>>a[i][j];
	}
	for(int i=1;i<=n;i++){
		for(int j=1;j<=n;j++){
			if(a[i+1][j]==1) a[i+2][j]=2;
			else if(a[i-1][j]==1) a[i-1][j]=2;
			else if(a[i][j+1]==1) a[i][j+1]=2;
			else if(a[i][j-1]==1) a[i][j-1]=2;
		}
	}
	for(int i=1;i<=n;i++){
		for(int j=1;j<=n;j++) cout<<a[i][j]<<" ";
		cout<<endl;
	}
	return 0;
}