#include<bits/stdc++.h>
using namespace std;
int n,a[222][222]; 
int main(){
	cin>>n;

	
for(int j=n;j>=1;j--){
		for(int i=1;i<=n;i++){
			if(i+j==n+1) a[i][j]=1;
			else a[i][j]=0; 
				
			}
			
		}
	
	for(int i=1;i<=n;i++){
		for(int j=1;j<=n;j++){
			cout<<setw(3)<<a[i][j];
		}
			cout<<endl;
	
	}

	return 0;
}

/**************************************************************
	Problem: 1191
	User: chenxuanyi
	Language: C++
	Result: Accepted
	Time:11 ms
	Memory:2264 kb
****************************************************************/