PascalTriangle

using System;

namespace ConsoleApp3
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.Write("Please enter the height ");
            int height = int.Parse(Console.ReadLine());
            long[][] triangle = new long[height + 1][];
            for (int i = 0; i < height; i++)
            {
                triangle[i] = new long[i + 1];
            }
            triangle[0][0] = 1;
            for (int i = 0; i < height - 1; i++)
            {
                for (int j = 0; j <= i; j++)
                {
                    triangle[i + 1][j] += triangle[i][j];
                    triangle[i + 1][j + 1] += triangle[i][j];
                }
            }
            for (int i = 0; i < height; i++)
            {
                Console.Write("".PadLeft((height - i) * 2));
                for (int j = 0; j <= i; j++)
                {
                    Console.Write("{0,3} ", triangle[i][j]);
                }
                Console.WriteLine();
            }
        }

    }
}