using System;

using System.Collections.Generic;

​

public class Program

{

    public static void Main()

    {

        Dictionary<int, int> game = new Dictionary<int, int>();

        int count = 0;

        Random rand = new Random(0);

        while(count < 10)

        {

            int key = rand.Next(1,20);

            int price = rand.Next(1,10000);

            if(!game.ContainsKey(key))

            {

                game.Add(key, price);

                count++;

            }

        }

​

​

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

            int prize;

            if(game.TryGetValue(input, out prize))

            {   

                Console.WriteLine("You earned {0} dollars!", prize);

                Console.WriteLine("You are lucky! You would have lost if you guessed the following numbers:");

                int num_count = 1;

                while(num_count <= 20)

                {

                    if(!game.ContainsKey(num_count))

                    {

                        Console.Write(" {0} ", num_count);

                    }

                    num_count++;

                }

            }

            else 

            {

                Console.WriteLine("BANG!You die!");

                int max = 0;

                int maxvalue = 0;

                int a;

                foreach(KeyValuePair<int, int> element in game)

                { 

                    game.TryGetValue(element.Key, out a);

​

                    if(a > maxvalue)

                    {

                        maxvalue = element.Value;

                        max = element.Key;

                    }

                }

                Console.WriteLine("You are unlucky!If you guessed {0}, you would win a lot", max);

            }

    }

}