#include<bits/stdc++.h>
using namespace std;
int main(){
	int n,i,j,a[20][20],s=1;
	cin>>n;
	for(i=1;i<=n;i++){
		for(j=1;j<=n;j++){
			if(i==j){
				a[i][j]=1;
			}
			else{
				a[i][j]=0;
			}
		}
	}
	for(j=1;j<=n;j++){
		for(i=n;i>=1;i--){
			cout<<setw(3)<<a[i][j];
		}
		cout<<endl;
	}
	return 0;
}
/**************************************************************
	Problem: 1191
	User: zengyixuan
	Language: C++
	Result: Accepted
	Time:9 ms
	Memory:2072 kb
****************************************************************/