using System;

public class Program

{

    public static void Main()

    {

            //Menu

            int selection = 5;

​

            while (selection > 3 || selection <1)

            {

                Console.WriteLine("Enter a choice of 1 Play, 2 Instructions or 3 Quit: ");

                selection = Convert.ToInt32(Console.ReadLine());   

            }

            Console.WriteLine("LETS GO!");

​

​

            //Compound Interest

​

            Console.WriteLine("ENTER CURRENT BALANCE: ");

            double balance = Convert.ToDouble(Console.ReadLine());

            Console.WriteLine("ENTER RATE e.g. 0.04 for 4%: ");

            double rate = Convert.ToDouble(Console.ReadLine());

            rate = rate + 1.0;

            Console.WriteLine("ENTER GOAL: ");

            double goal = Convert.ToDouble(Console.ReadLine());

            int year = 0;

​

            while (balance < goal)

            {

                balance = balance * rate;

                year += 1;

                Console.WriteLine(year + " YEAR, YOUR BALANCE IS: " + balance);

            }

​

            //Number Guess

​

            int comp = 67;

            int guess = 0;

            int guesses = 0;

​

            while (guess != comp)

            {

                Console.WriteLine("ENTER GUESS: ");

                guess = Convert.ToInt32(Console.ReadLine());

                if (guess < comp)

                {

                    Console.WriteLine("TOO LOW");

                    guesses += 1;

                }

                else if (guess > comp)

                {

                    Console.WriteLine("TOO HIGH");

                    guesses += 1;

                }

                else

                {

                    Console.WriteLine("BANG ON");

                    guesses += 1;

                }

            }

            Console.WriteLine("YOU HAD " + guesses + " GUESSES");

        }

    }