using System;
using System.Text;
 
namespace HangmanGame {
    class App {
        static void Main() {
            Hangman h = new Hangman();
			h.Start();
        }
    }
	
	class Hangman {
		public void Start() {
			String hangman = @"    
    ___________
    |         |
    |         0
    |        /|\
    |        / \
    |
    |";
			Console.WriteLine(hangman);
			Console.WriteLine("Welcome to a basic hangman game. You simply try to guess random word one letter at a time");
            
            string[] words = new string[] {"test", "programming", "microsoft"};
            Random random = new Random();
            String guess = words[random.Next(0, words.Length)];
            StringBuilder word = new StringBuilder("                       ");
            bool gameOn = true;
            
            for (int i = 0; i < guess.Length; i++) {
                if (word[i] == ' ') {
                        word[i] = '_';
                } 
            }
            Console.WriteLine(word);

            while (gameOn) {
            string letter = Console.ReadLine();
            
            for (int i = 0; i < guess.Length; i++) {
                if (guess[i].ToString() == letter) {
                    word[i] = Convert.ToChar(letter);
                } 
            }
            
            if (word.ToString().Trim() == guess) {
                gameOn = false;
                Console.WriteLine("You won the game!");
            }
            
            Console.WriteLine(word);
            }
		}
	}
}