#include<bits/stdc++.h>
using namespace std;
int main(){
	 int n,j,i;
    cin >> n;
    
    for( i = 1; i <= n; i++) {
       
        for( j = 1; j < i; j++) {
            cout << " ";
        }
        
        for( j = 1; j <= n - i + 1; j++) {
            cout << j;
        }
        cout << endl;
    }

	return 0;
}

/**************************************************************
	Problem: 1491
	User: cyp
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/