#include <iostream>
#include <algorithm>
#include <cstdio>
#include <cstring>
#include<string>
using namespace std;
char a[3001][3001];
void main()
{
int n;
while (cin >> n){
int row = 3*n-2;
for (int i = 0; i < n; i++)
for (int j = 0; j < 3*n-2; j++)
{
if (j < 2 * n - 2 - i * 2)
a[i][j] = ' ';
else a[i][j] = '*';
}
for (int i = 0; i < n; i++)
{
for (int j = 0; j < 3 * n - 2; j++)
cout << a[i][j];
cout << endl;
}
}
}