using System;

class Program
{
    public static void Main()
	{
		Random rng = new Random();
		int min = 0, guess = 0, tries = 0, max = 100, number = rng.Next(1, 100);
		bool ai = false;

		Console.WriteLine("Do you want to [g]uess or [c]hoose?");
		string choice = Console.ReadLine();
		if (choice.StartsWith("c"))
		{
			Console.WriteLine("Insert your number between 1 and 100:");
			int.TryParse(Console.ReadLine(), out number);
			ai = true;
		}

		string message = ai  ? "You generated a number between 1 and 100. Let me try"
				                : "I generated a number between 1 and 100. Can you guess it?";
		Console.WriteLine(message);

		while (guess != number)
		{
			int.TryParse(ai  ? (guess > number ? rng.Next(min, max = guess) : rng.Next(min = guess, max)).ToString()
					            : Console.ReadLine(),
				            out guess);
			if (guess != number)
				Console.WriteLine("No, it's {0} than {1}. Try again.", guess < number ? "higher" : "lower", guess);
			tries++;
		}
		message = ai  ? "Great, the answer was {0}. It took me {1} tries."
				        : "Great, the answer was {0}. It took you {1} tries.";
		Console.WriteLine(message, number, tries);
		Console.ReadLine();
	}
}