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

}

/**************************************************************
	Problem: 1069
	User: hongguangxi
	Language: C++
	Result: Accepted
	Time:7 ms
	Memory:2072 kb
****************************************************************/