Checkpoint1.cs

using System;

namespace Checkpoint1
{
    class Program
    {
        static void Main()
        {
            Console.WriteLine("~~~~~~~~~~~~~~~Application 1~~~~~~~~~~~~~~~");
            Console.WriteLine(100 / 3);

            Console.WriteLine("~~~~~~~~~~~~~~~Application 2~~~~~~~~~~~~~~~");
            Console.WriteLine("Please enter a number:");
            int firstInput = int.Parse(Console.ReadLine());
            Console.WriteLine("Please enter another number:");
            int secondInput = int.Parse(Console.ReadLine());
            Console.WriteLine("Please enter a final number:");
            int thirdInput = int.Parse(Console.ReadLine());
            if ((firstInput + secondInput + thirdInput) == 666){
            Console.WriteLine("Your number is 666. HAIL SATAN!!!");
            }
            else{
            Console.WriteLine("Your number is " + (firstInput + secondInput + thirdInput));
            }



            Console.WriteLine("~~~~~~~~~~~~~~~Application 3~~~~~~~~~~~~~~~");
            Console.WriteLine("Please enter the number you wish to factorize");
            int number = int.Parse(Console.ReadLine());
            Console.WriteLine("The number you entered was {0} and it's factorial is {1}", number, Factorial(number));
            

            Console.WriteLine("~~~~~~~~~~~~~~~Application 4~~~~~~~~~~~~~~~");
            Random rnd= new Random();
            int rndnumber = rnd.Next(1,11);
            Console.WriteLine("I'm thinking of a number 1 through 10. Take a guess:");
            int userGuessOne = int.Parse(Console.ReadLine());
            if (rndnumber == userGuessOne){
                Console.WriteLine("Wow, you got it on the first try! Way to go!");
            }
            else {
                Console.WriteLine("Not the one, I'm thinking of. Try again!");
            }
            int userGuessTwo = int.Parse(Console.ReadLine());
            if (rndnumber == userGuessTwo){
                Console.WriteLine("Good job! Way to get it right!");
            }
            else {
                Console.WriteLine("Missed again, give it another shot!");
            }
            int userGuessThree = int.Parse(Console.ReadLine());
            if (rndnumber == userGuessThree){
                Console.WriteLine("Third time is the charm! Way To Go!");
            }
            else {
                Console.WriteLine("Missed three shots in a row huh? Give it ONE more try!");
            }
            int userGuessFour = int.Parse(Console.ReadLine());
            if (rndnumber == userGuessFour){
                Console.WriteLine("I knew you would come through in the end. Great job!");
            }
            else {
                Console.WriteLine("Well...you miss 100% of the shots you don't take.");
            }

            Console.WriteLine("~~~~~~~~~~~~~~~Application 5~~~~~~~~~~~~~~~");
            Console.WriteLine("Enter a set of numbers separated by a comma (,). Use as many as you'd like!");



            
            Console.ReadKey(true);
        }

        static int Factorial(int n)
        {
           if (n >= 2) return n * Factorial(n - 1);
           return 1;

        }
    }
}