using System;

public class Program

{

    public static void Main()

    {

​

        var allowedPermission = Permission.Write | Permission.Read;

        var myPermission = (Permission)14;

        Console.WriteLine(myPermission.ToString());

        var check = ((myPermission & (allowedPermission)) != 0);

        Console.WriteLine(check.ToString());

    }

    [Flags]

    public enum Permission

    {

        Owner = 2,

        Read = 4,

        Write = 8,

        Execute = 16,

        All = 30,

        None = 32

    }

}