#include <bits/stdc++.h>
using namespace std;


int main(){
	int n;
	int i,j;
	cin>>n;
	for(i = 1;i <= n;i++){
		for(j = 1;j <= i - 1;j++){
			cout<<" ";
		}
		
		for(j = 1;j <= n - i + 1;j++){
			cout<<j;
		}
		
		cout<<endl;
	}
}


/**************************************************************
	Problem: 1491
	User: admin
	Language: C++
	Result: Accepted
	Time:13 ms
	Memory:2072 kb
****************************************************************/