using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine(GetUri("bacon?eggs=over_easy"));

        Console.WriteLine(GetUri("streaky_bacon"));

    }

    private static Uri GetUri(string pathAndQuery)

    {

        var pathTokens = pathAndQuery.Split(new[] {'?'}, 2);

        return new UriBuilder("https://google.com")

        {

            Path = pathTokens[0],

            Query = pathTokens.Length > 1 ? pathTokens[1] : null

        }.Uri;

    }

}