//****Darts.cs****

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

namespace Darts
{


    public class Dart
    {
        public int Score { get; set; }

        Random random = new Random();
        Random category = new Random();
        public void Throw()
        {
            int categoryNumber = category.Next(0, 3);  //0-Inner Bulls eye, 1- Outer Bulls Eye, 2- inner band, 3- outer band.
            int randomNumber = random.Next(1, 20);     // Number in Darts board.

            if (categoryNumber == 3) this.Score = randomNumber * 2;
            if (categoryNumber == 2) this.Score = randomNumber * 3;
            if (categoryNumber == 1) this.Score = 25 ;
            if (categoryNumber == 0) this.Score = 50 ;

        }
    }
}


//***Default web form***

using Darts;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

namespace ChallengeSimpleDarts
{
    public partial class Default : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {

        }

        protected void okButton_Click(object sender, EventArgs e)
        {

            Game dartGame = new Game();
            dartGame.PlayGame();
            resultLabel.Text = displayResult("Harish", "Bharath", dartGame.Player1Score, dartGame.Player2Score);


        }

        private string displayResult(string player1, string player2, int player1Score, int player2Score)
        {
            string winnerName = "";
            if (player1Score > player2Score) winnerName = player1;
            else winnerName = player2;

            return String.Format("{0}: {1}<br />{2}: {3}<br />Winner: {4}",
                player1, player1Score, player2, player2Score, winnerName);
        }
    }

    class Game
    {

        public int Player1Score { get; set; }
        public int Player2Score { get; set; }

        Dart dart = new Dart();
        public void PlayGame()
        {
            int i = 0; int j = 0;
            while (i <= 300 && j <= 300)
            {
                dart.Throw();                            // I am Sorry. I think I've violated the line rule for method.
                this.Player1Score += dart.Score;
                i = this.Player1Score;

                dart.Throw();
                this.Player2Score += dart.Score;
                j = this.Player2Score;
            }
        }

    }
}