using System;

using System.Linq;

public class Program

{

    public static void Main()

    {

        int[] numbers = {1,2,3,4};

        var incrementNumbers = numbers.Select(x=>x+1);

        foreach(var number in incrementNumbers){

            Console.WriteLine(number);

        }

        var whereClause = numbers.Where(x=>x == 4);

        Console.WriteLine(whereClause);

    }

}