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

/**************************************************************
	Problem: 1191
	User: houshanglin
	Language: C++
	Result: Accepted
	Time:10 ms
	Memory:2072 kb
****************************************************************/