ACTIVITY 5 COMPRO2

using System;
// GONZALES JOHN MICHAEL
// BSIT CUBAO
// ACTIVITY 5
namespace ACTIVITY5
{
    class Program
    {
        public static void Main(string[] args)
        {

            double first, second;
            int choice;

            Console.Title = ("ACT5 BSIT CUBAO");
            Console.ForegroundColor = ConsoleColor.DarkGreen;
            Console.Write("Enter 1st Number: ");
            first = Convert.ToDouble(Console.ReadLine());
            Console.Write("Enter 2nd number: ");
            second = Convert.ToDouble(Console.ReadLine());

            Console.WriteLine("\nMain Menu\n1. Addtion\n2. Subtraction\n3. Multiplication\n4. Divition");
            Console.Write("\nchoose from the menu the operation you want to perform: ");
            choice = Convert.ToInt32(Console.ReadLine());

            switch (choice)
            {
                case 1:
                    double sum = first + second;
                    Console.WriteLine("\nThe result of addition is: {0}", sum);
                    break;

                case 2:
                    double difference = first - second;
                    Console.WriteLine("\nThe result of subtraction is: {0}", difference);
                    break;

                case 3:
                    double product = first * second;
                    Console.WriteLine("\nThe result of multiplication is: {0}", product);
                    break;

                case 4:
                    double quotient = first / second;
                    Console.WriteLine("\nThe result of division is: {0}", quotient);
                    break;
                default:
                    Console.WriteLine("INVALID INPUT!!");
                    break;

                Console.WriteLine("Press any key to continue. . .");
                 Console.ReadKey(true);
            }

        }
    }
}