using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace _09.MelrahShake
{
    public class MelrahShake
    {
        public static void Main()
        {
            string input = Console.ReadLine();
            string pattern = Console.ReadLine();

            int idex = -1;
            string changedInput = string.Empty;
            while (pattern.Length > 0 && input.Length > 0)
            {
                idex = input.IndexOf(pattern, idex + 1);

                if (idex == -1)
                {
                    break;
                }
                else
                {
                    Console.WriteLine("Shaked it.");
                    changedInput = input.Replace(pattern, "");
                    pattern = pattern.Remove(pattern.Length / 2, 1);
                    input = changedInput;
                }
            }
            Console.WriteLine("No shake.");
            Console.WriteLine(changedInput);
        }
    }
}