#include<bits/stdc++.h>
using namespace std;
int main(){ 
  int i,j,n,m;
  int a[10][10];
  cin>>n;
  for(i=0;i<n;i++)
    for(j=0;j<n;j++) a[i][j]=0;
      i=0; 
  for(j=n-1;j>=0;j--){
  a[i][j]=1;
  i++;
  }
  for(i=0;i<n;i++){
  for(j=0;j<n;j++) cout<<setw(3)<<a[i][j];
  cout<<endl; 
  }
return 0;
}
/**************************************************************
	Problem: 1191
	User: wangzherongyao
	Language: C++
	Result: Accepted
	Time:11 ms
	Memory:2072 kb
****************************************************************/