C#

smileguy wrote:

program that takes as its first argument one of the words 'sum,' 'product,' 'mean,' or 'sqrt' and for further arguments a series of numbers

smileguy wrote:

Requires basic control flow, basic operators, and the math library.

smileguy wrote:

What are arrays like?

smileguy wrote:

What about parsing / implicit conversion?

smileguy wrote:

Are functions first-class (availability of Map() and Apply())?

smileguy wrote:

Error handling: What happens on invalid data?

namespace Homework
{
    public static class Math
    {
        [System.STAThreadAttribute()]
        public static int
        Main
        (
            string[] args
        )
        {
            if ( args.Length > 1 )
            {
                System.Console.WriteLine ( DoMath ( args ) ) ;
            }
 
            return ( 0 ) ;
        }
    }
}

using System;

    class String
    {
        public string RemoveFirst(string num)
        {
            //num = num.Remove(num);
            string toReturn = num.Remove(0, 1);
            return toReturn;
            //Console.WriteLine("Hackz0red!");
        }
    }

    class ExtMethodDemo
    {
        static void Main(string[] args)
        {
            String r1 = new String();
            string r2 = r1.RemoveFirst("12345");
            Console.WriteLine(r2);
            Console.ReadLine();
        }
    }

public static class ExtMethods
{
    public static string RemoveFirst(this string str)
    {
        return str.Remove(0,1);
    }
}
  class ExtMethodDemo
    {
        static void Main(string[] args)
        {
            string r1 = "12345".RemoveFirst();
            Console.WriteLine(r1);
            Console.ReadLine();
        }
    }

betonglasermur.FeedDwarf(pur_is, 17);
ProcessStartupInfo.AintNotCreateNoWindow = (false && !true) != (true || false) ? false == true ? true : false : (true != false && false);