using System;

​

public class Program

{

    public static void Main()

    {

        string text = Console.ReadLine();

        string pattern = Console.ReadLine();

        while(pattern.Length > 0)

        {

            int firstIndex = text.IndexOf(pattern);

            int lastIndex = text.LastIndexOf(pattern);

            if(firstIndex >= 0 && lastIndex > firstIndex)

            {

                text = text.Remove(lastIndex, pattern.Length);

                text = text.Remove(firstIndex, pattern.Length);

                Console.WriteLine("Shaked it.");

                //Console.WriteLine(text);

                //Console.WriteLine(pattern);

            }

            else

            {

                Console.WriteLine("No shake.");

                break;

            }

            pattern = pattern.Remove(pattern.Length / 2, 1);

        }

        Console.WriteLine(text);

    }

}