#include<bits/stdc++.h>
using namespace std;
int n;
int main(){
cin>>n;
for(int i=1;i<=n;i++){
	for(int j=1;j<=i-1;j++)	cout<<" ";
	for(int j=1;j<=2*n-2*i+1;j++)	cout<<"*";
	cout<<endl; 
	
}
	return 0;
}

/**************************************************************
	Problem: 1070
	User: linweilun
	Language: C++
	Result: Accepted
	Time:9 ms
	Memory:2072 kb
****************************************************************/