#include<bits/stdc++.h>
using namespace std;
int main(){
	int i,j,n;
	cin>>n;
	for(i=1;i<=n;i++){
		for(j=1;j<=n-2;j++){
		for(j=1;j<=i;j++){
		    cout<<j;
		}
		    cout<<endl;
		}
	}
return 0;}
/**************************************************************
	Problem: 1784
	User: zhangchenhao
	Language: C++
	Result: Output Limit Exceed
****************************************************************/