using System;

public class Program

{

    public static void Main()

    {

        string val;

            Console.WriteLine("Can you guess a number between 1 and 100?");

            val = Console.ReadLine(); 

            int n = Convert.ToInt32(val);

            bool b = true;

            while(b){

                if(n==79){

                    Console.WriteLine("Congrats, you've found the mystery number!");

                    b = false;

                }

                else if(n<79){

                    Console.WriteLine("Its higher!");

                    Console.WriteLine("What's the number?");

                    val = Console.ReadLine();

                    n = Convert.ToInt32(val);

                }

                else{

                    Console.WriteLine("Its lower!");

                    Console.WriteLine("What's the number?");

                    val = Console.ReadLine();

                    n = Convert.ToInt32(val);

                }

            }

    }

}