using System;
using System.Collections.Generic;
using System.Linq;
using System.Net.Http.Headers;
using System.Security.Claims;
using System.Text.RegularExpressions;

namespace softuni_Regex
{
    class Program
    {
        static void Main(string[] args)
        {
            string command;
            string input = Console.ReadLine();


            while ((command = Console.ReadLine()) != "For Azeroth")
            {
                if (command == "GladiatorStance")
                {
                    input = input.ToUpper();
                    Console.WriteLine(input);
                }
                else if (command == "DefensiveStance")
                {
                    input = input.ToLower();
                    Console.WriteLine(input);
                }
                else if (command.Contains("Dispel"))
                {
                    string[] splitted = command.Split();
                    int index = int.Parse(splitted[1]);
                    char letter = Char.Parse(splitted[2]);
                    if (index >= 0 && index < input.Length)
                    {
                        input = input.Replace(input[index], letter);
                        Console.WriteLine("Success!");
                    }
                    else
                    {
                        Console.WriteLine("Dispel too weak.");
                    }

                }
                else if (command.Contains("Target Change"))
                {
                    string[] splitted = command.Split();
                    string firstSubstring = splitted[2];
                    string secondSubsstring = splitted[3];
                    input = input.Replace(firstSubstring, secondSubsstring);
                    Console.WriteLine(input);
                }
                else if (command.Contains("Remove"))
                {
                    string[] splitted = command.Split();
                    string remove = splitted[2];
                    input = input.Replace(remove, "");
                    Console.WriteLine(input);
                }
                else
                {
                    Console.WriteLine("Command doesn't exist!");
                }
            }
        }
    }
}