using System.Linq;

using System;

public class Program

{

    public static void Main()

    {

        //Extract email

        string a = "i:0#.f|membership|sdp950452@abctechnologies.com";

        string s = a.Split('|').Where(splitted => splitted.Contains("@")).FirstOrDefault().Split('@').First();

        Console.WriteLine(s);       

        //Format Name

        string name = "Pawar, Jaywardhan";

        string formatted = String.Join(" ",name.TrimStart().TrimEnd().Split(',').Reverse()).ToLower().TrimStart().TrimEnd();

        Console.WriteLine(formatted);

    }

}