using System;

using System.Linq;

using System.Text.RegularExpressions;

//using Newtonsoft.Json.Linq;

//using Microsoft.IdentityModel.Tokens;

public class Program

{

    public static void Main()

    {

        /*Console.WriteLine("Hello World");

        JObject jObj = JObject.Parse(@"{'TEXT':'Value', 'anotherText':{'YetAnotherText':'Yet'}}");

        string name = "teXt";

        var containsProperty = jObj.Properties().Any(t => t.Name.Equals(name, StringComparison.InvariantCultureIgnoreCase));

        var nameInPayload = string.Empty;

        if(containsProperty)

            nameInPayload = jObj.Properties().First(t => t.Name.Equals(name, StringComparison.InvariantCultureIgnoreCase)).Name;

        Console.WriteLine(containsProperty);

        Console.WriteLine(nameInPayload);*/

        //var token = "eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiYWRtaW4iOnRydWUsImp0aSI6IjM0ZTQ2ZGU0LTY0ZDktNGNiOC04ZjMwLTYwOTY4YTgwODhkMiIsImlhdCI6MTUzOTYwMzE2NywiZXhwIjoxNTM5NjA2NzY3fQ.OBiixszcdpMTTFfGv0w0qKL0I0udjl2RHhFk8Z-jLy4";

        //var tokenParts = token.Split('.');

        //var decodedString = Base64UrlEncoder.Decode(tokenParts[1]);

        //Console.WriteLine(decodedString);

        //Console.WriteLine(tokenParts.Count());

        var regExPattern = @"[<>:""\/\\|?*]";

        var replacedString = new Regex(regExPattern).Replace(@"<Hello, ""\/how *are you?>","");

        Console.WriteLine(replacedString);

    }

}