Print Binary Triangle

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;



namespace Program

{

    class Program

    {

        public static void Main(String[] args)

        {

            int p, lastInt = 0, input;

            Console.WriteLine("Enter the Number of Rows : ");

            input = int.Parse(Console.ReadLine());

            for (int i = 1; i <= input; i++)

            {

                for (p = 1; p <= i; p++)

                {

                    if (lastInt == 1)

                    {

                        Console.Write("0");

                        lastInt = 0;

                    }

                    else if (lastInt == 0)

                    {

                        Console.Write("1");

                        lastInt = 1;

                    }

                }
                Console.Write("\n");

            }

            Console.ReadLine();

        }

    }

}