using System;

​

public class Program

{

    public static void Main() 

    { 

        var source = new int[] { 0, 1, 2, 3, 4 };

        var sourceStartIndex = 1;

        var destinationLength = source.Length - 2;

        var destinationStartIndex = 0;

        var destination = new int[destinationLength];

        Array.Copy(source, sourceStartIndex, destination, destinationStartIndex, destinationLength);

        WriteArray("source", source);

        WriteArray("destination", destination);

    }

    private static void WriteArray(string name, int[] arr)

    {

        Console.WriteLine("======================");

        Console.WriteLine("Array: " + name);

        foreach(var item in arr)

        {

            Console.WriteLine(item);

        }

    }

}