using System;

using System.Runtime.InteropServices;

using System.Buffers.Binary;

using System.Collections.Generic;

using System.Linq;

​

public class Program

{

    public static void Main()

    {   

        List<int> _nonGreaseCipherSuites = new() {4869, 4868, 4865, 4866, 4867, 25, 23, 27, 52, 108, 166, 58, 109, 167, 49222, 49242, 49223, 49243, 70, 191, 49284, 137, 197, 49285, 26, 24, 155, 11, 13, 48, 62, 164, 54, 104, 165, 49214, 49240, 49215, 49241, 66, 187, 49282, 133, 193, 49283, 12, 151, 14, 16, 49, 63, 160, 55, 105, 161, 49216, 49236, 49217, 49237, 67, 188, 49278, 134, 194, 49279, 15, 152, 17, 19, 50, 64, 162, 56, 106, 163, 49218, 49238, 49219, 49239, 68, 189, 49280, 135, 195, 49281, 18, 153, 143, 144, 178, 49318, 170, 145, 179, 49319, 171, 49254, 49260, 49255, 49261, 49302, 49296, 49303, 49297, 52397, 45, 180, 181, 142, 20, 22, 51, 103, 49310, 49314, 158, 57, 107, 49311, 49315, 159, 49220, 49234, 49221, 49235, 69, 190, 49276, 136, 196, 49277, 52394, 21, 154, 49330, 49328, 49331, 49329, 49175, 49176, 49177, 49173, 49174, 49155, 49156, 49189, 49197, 49157, 49190, 49198, 49226, 49246, 49227, 49247, 49268, 49288, 49269, 49289, 49153, 49154, 49165, 49166, 49193, 49201, 49167, 49194, 49202, 49230, 49250, 49231, 49251, 49272, 49292, 49273, 49293, 49163, 49164, 49160, 49161, 49187, 49324, 49326, 49195, 49162, 49188, 49325, 49327, 49196, 49224, 49244, 49225, 49245, 49266, 49286, 49267, 49287, 52393, 49158, 49159, 49204, 49205, 49207, 53251, 53253, 53249, 49206, 49208, 53250, 49264, 49265, 49306, 49307, 52396, 49209, 49210, 49211, 49203, 49170, 49171, 49191, 49199, 49172, 49192, 49200, 49228, 49248, 49229, 49249, 49270, 49290, 49271, 49291, 52392, 49168, 49169, 41, 38, 42, 39, 43, 40, 35, 31, 34, 30, 37, 33, 36, 32, 0, 49322, 49323, 139, 140, 174, 49316, 49320, 168, 141, 175, 49317, 49321, 169, 49252, 49258, 49253, 49259, 49300, 49294, 49301, 49295, 52395, 44, 176, 177, 138, 8, 6, 3, 147, 148, 182, 172, 149, 183, 173, 49256, 49262, 49257, 49263, 49304, 49298, 49305, 49299, 52398, 46, 184, 185, 146, 10, 47, 60, 49308, 49312, 156, 53, 61, 49309, 49313, 157, 49212, 49232, 49213, 49233, 65, 186, 49274, 132, 192, 49275, 9, 7, 1, 2, 59, 4, 5, 150, 49180, 49183, 49186, 49179, 49182, 49185, 49178, 49181, 49184};

        List<int> _greaseCipherSuites = new() { 2570, 6682, 10794, 14906, 19018, 23130, 27242, 31354, 35466, 39578, 43690, 47802, 51914, 56026, 60138, 64250 };

        Console.WriteLine($"Grease (should be true): {_greaseCipherSuites.All(x => x % 0x1010 == 2570)}");

        Console.WriteLine($"Non Grease (should be false): {_nonGreaseCipherSuites.Any(x => x % 0x1010 == 2570)}");

    }

}