using System;

public class Program

{

    public static void Main()

    {

        //Positif-Negatif

        int x;

        string y;

        Console.WriteLine("ENTER YOUR NUMBER HERE");

        y = Console.ReadLine();

        x = Convert.ToInt16(y);

        if (x > 0)

        {

            Console.WriteLine("THIS IS POSITIVE NUMBER");

        }

        else if (x == 0)

        {

            Console.WriteLine("ZERO VALUE");

        }

        else

        {

            Console.WriteLine("THIS IS NEGATIVE NUMBER");

        }

        Console.WriteLine("#########################################");

        //NPM

        String npm;

        Console.WriteLine("Insert your NPM");

        npm = Console.ReadLine();

​

        if (npm == "1831136") 

        {

            Console.WriteLine("WELCOME Ericson.H");

        }

        else if (npm == "1831178")

        {

            Console.WriteLine("WELCOME Hendry");

        }

        else if (npm == "1834141")

        {

            Console.WriteLine("WELCOME Bob.H");

        }

        else if (npm == "1831542")

        {

            Console.WriteLine("WELCOME Darwin.G");

        }

        else if (npm == "1831123")

        {

            Console.WriteLine("WELCOME Arbi.W");

        }

        else

        {

            Console.WriteLine("UNKNOWN NPM,PLEASE REGISTER FIRST");

        }

        Console.WriteLine("#########################################");

        //Ganjil Genap

        string numeral;

        int number;

        Console.WriteLine("Insert your Number");

        numeral = Console.ReadLine();

        number = Convert.ToInt16(numeral);

        if (number == 0)

        {

            Console.WriteLine("This is Zero Number");

        }

        else if (number%2 == 0)

        {

            Console.WriteLine("This is \"Genap\"");

        }

        else

        {

            Console.WriteLine("This is \"Ganjil\"");

        }

    }

}