using System;

using System.Linq;

public class Program

{

    public static void Main()

    {

        int[] items = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 };

        var parts = 4;

        var chunks = items.Chunk(items.Length / parts + 1);

        foreach (var chunk in chunks)

            Console.WriteLine(string.Join(", ", chunk));

    }

}