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




}

/**************************************************************
	Problem: 1068
	User: wengsihan
	Language: C++
	Result: Accepted
	Time:11 ms
	Memory:2072 kb
****************************************************************/