番茄零乱初学C#之杨辉三角

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;



namespace PascalTriangle

{

    class Program

    {

        static void Main(string[] args)

        {

            PT(new int[1]{1});

        }

       static int[] PT(int[] num)

        {

            Console.Write("\n{0}", new string(' ', (10- num.Length)*2));

            foreach (int j in num)

            {

                Console.Write("{0,-4}",j);

            }

            

            if (num.Length == 10)

                return num;

            int[] n = new int[num.Length + 1];

            n[0] = n[n.Length - 1] = 1;

            for (int i = 1; i <=num.Length - 1; i++)

            {

                n[i] = num[i - 1] + num[i];

            }

            return PT(n);

        }

    }

}