#include<bits/stdc++.h>
using namespace std;
int main(){
    int a[15][15]={0},n,i,j;
	cin>>n;
	for(i=n-1;i>=0;i--){
		a[i][n-1-i]=1;
	}	
    
	for(i=0;i<n;i++){
		for(j=0;j<n;j++){
			cout<<setw(3)<<a[i][j];
		}
		cout<<endl;
	}
}
/**************************************************************
	Problem: 1191
	User: huanghengyi
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/