using System;

​

public class Program

{

    class Game

    {

        private int[] num;

        private int numtry;

        public Game()

        {

            this.num = new int[4];

            Random rnd = new Random();

            this.numtry = 0;

            for (int i = 0; i < 4; i++)

            {

                int x = rnd.Next(1, 10);

                while (this.isExist(x))

                {

                    x = rnd.Next(1, 10);

                }

​

                this.num[i] = x;

            }

        }

​

        public bool isExist(int n)

        {

            for (int i = 0; i < this.num.Length; i++)

            {

                if (this.num[i] == n)

                {

                    return true;

                }

            }

​

            return false;

        }

​

        public void IncGuess()

        {

            this.numtry++;

        }

​

        public int CheckBull(int[] g)

        {

            int bulls = 0;

            for (int i = 0; i > 4; i++)

            {

                if (num[i] == g[i])

                {

                    bulls++;

                }

            }

​

            return bulls;

        }

​

        public int CheckPgia(int[] g)

        {

            int pgia = 0;

            for (int i = 0; i < 4; i++)

            {

                if (g[i] != this.num[i])

                {

                    for (int x = 0; x < 4; x++)

                    {

                        if (g[i] == this.num[x])

                        {

                            pgia++;

                        }

                    }

                }

            }

​

            return pgia;

        }

​

        public int GetNumtry()

        {

            return this.numtry;

        }

​

        public int[] Getnum()

        {

            return this.num;

        }

    }

​

    public static void Main()

    {

        Game game = new Game();

        bool isWin = false;

        while (game.GetNumtry() < 10 && isWin != true)

        {

            int[] g = new int[4];

            game.IncGuess();

            Console.WriteLine("round - " + game.GetNumtry());

            for (int i = 0; i < 4; i++)

            {

                Console.WriteLine("enter number");

                g[i] = int.Parse(Console.ReadLine());

            }

​

            if (game.CheckBull(g) == 4)

            {

                Console.WriteLine("you win");

                isWin = true;

            }

            else

            {

                Console.WriteLine("you have a " + game.CheckPgia(g) + " pgias");

                Console.WriteLine("you have a " + game.CheckBull(g) + " bulls");

            }

        }

    }

}