#include <bits/stdc++.h>
using namespace std;
int main(){
	int i,j,k=0,n;
	cin>>n;
	for(i=1;i<=n;i++){
		for(j=1;j<=n;j++)
			cout<<"*";
		cout<<endl;
		k++;
		for(j=1;j<=k;j++)
		cout<<" ";
		
	}
	
	
	
	
	return 0;
	}

/**************************************************************
	Problem: 1067
	User: fzy001
	Language: C++
	Result: Accepted
	Time:9 ms
	Memory:2072 kb
****************************************************************/