#include<bits/stdc++.h>
using namespace std;
int main(){
	int i,j,a[10][10]={0},n;
	cin>>n;
	for(i=1;i<=n;i++){
		j=(n+1)-i;
		a[i][j]=1;
	}
	for(i=1;i<=n;i++){
		for(j=1;j<=n;j++){
			cout<<setw(3)<<a[i][j];
		}
		cout<<endl;
	}
}

/**************************************************************
	Problem: 1191
	User: huxuanchen
	Language: C++
	Result: Accepted
	Time:9 ms
	Memory:2072 kb
****************************************************************/