C# Tutorial P11 - Switch statement

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using System;
class Program
{
    static void Main()
    {
        Console.WriteLine("Please enter a number");
        int UserNumber = int.Parse(Console.ReadLine());

        /* if (UserNumber == 10)
        {
            Console.WriteLine("Your number is 10");
        }

        else if (UserNumber == 20)
        {
            Console.WriteLine("Your number is 20");
        }

        else if (UserNumber == 30)
        {
            Console.WriteLine("Your number is 30");
        }

        else 
        {
            Console.WriteLine("Your number is not 10, 20 & 30");
        } */

        switch (UserNumber)
        {
            case 10:
                Console.WriteLine("Your number is 10");
                break;
            case 20:
                Console.WriteLine("Your number is 20");
                break;
            case 30:
                Console.WriteLine("Your number is 30");
                break;
            default:
                Console.WriteLine("Your number is not 10, 20 & 30);
                break;
        }
    }
}


using System;
class Program
{
    static void Main()
    {
        Console.WriteLine("Please enter a number");
        int UserNumber = int.Parse(Console.ReadLine());

        switch (UserNumber)
        {
            case 10:
            case 20:
            case 30:
                Console.WriteLine("Your number is {0}", UserNumber);
                break;
            default:
                Console.WriteLine("Your number is not 10, 20 & 30);
                break;
        }
    }
}