using System;
public class Program
{
public static void Main()
{
int n;
Console.WriteLine("Podaj wysokosc choinki: ");
n = int.Parse(Console.ReadLine());
wzorek(n);
}
public static void wzorek(int n)
{
int d,i,j,p,k;
string a, b;
a = "*";
b = " ";
d = n;
for (i = 1; i <= n; i++)
{
for( j = 1; j < d ; j++)
{
Console.Write(b);
}
for (p = 1; p <= i; p++)
{
Console.Write(a);
}
for (k = 1; k <= i -1; k++)
{
Console.Write(a);
}
d--;
Console.WriteLine();
}
}}
