using System;

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

            string command = Console.ReadLine();

            while (command != "Finish")
            {
                string[] splitted = command.Split();

                if (command.Contains("Replace"))
                {
                    string currentString = (splitted[1]);
                    string newString = (splitted[2]);

                    input = input.Replace(currentString, newString);

                    Console.WriteLine(input);
                }
                else if (command.Contains("Cut"))
                {
                    int startIndex = int.Parse(splitted[1]);
                    int endIndex = int.Parse(splitted[2]);

                    if (startIndex >= 0 && endIndex < input.Length)
                    {
                        input = input.Remove(startIndex, endIndex - startIndex + 1);

                        Console.WriteLine(input);
                    }
                    else
                    {
                        Console.WriteLine("Invalid indexes!");
                    }

                }
                else if (command.Contains("Upper"))
                {
                    input = input.ToUpper();

                    Console.WriteLine(input);
                }
                else if (command.Contains("Lower"))
                {
                    input = input.ToLower();

                    Console.WriteLine(input);
                }
                else if (command.Contains("Check"))
                {
                    string toCheck = splitted[1];

                    if (input.Contains(toCheck))
                    {
                        Console.WriteLine($"Message contains {toCheck}");
                    }
                    else
                    {
                        Console.WriteLine($"Message doesn't contain {toCheck}");
                    }

                }
                else if (command.Contains("Sum"))
                {
                    int startIndex = int.Parse(splitted[1]);
                    int endIndex = int.Parse(splitted[2]);

                    if (startIndex >= 0 && endIndex < input.Length)
                    {
                        string toSum = input.Substring(startIndex, endIndex - startIndex + 1);

                        int sum = 0;

                        for (int i = 0; i < toSum.Length; i++)
                        {

                            sum += toSum[i];

                        }

                        Console.WriteLine(sum);
                    }
                    else
                    {
                        Console.WriteLine("Invalid indexes!");
                    }


                }

                command = Console.ReadLine();
            }
        }
    }
}