#include <stdio.h>
#include <bits/stdc++.h>
#include <atcoder/all>
using namespace atcoder;
using mint = modint998244353;
using namespace std;
#define rep(i,n) for (int i = 0; i < (n); ++i)
#define Inf 1000000001

int main(){
	
	int n;
	cin>>n;
	
	vector ans(n,vector<int>(n,0));
	
	rep(i,n){
		rep(j,n){
			if(i<n/2 && j<n/2){
				if(i<=j)ans[i][j] = 2;
				if(i==j)ans[i][j] = 1;
			}
			if(i<n/2 && j>=n/2){
				ans[i][j] = 2;
			}
			if(j>=n/2 && j>=n/2){
				if(i<=j)ans[i][j] = 2;
			}
		}
	}
	
	rep(i,n){
		rep(j,n){
			cout<<ans[i][j];
		}
		cout<<endl;
	}
	
    return 0;
}