using System;
using System.Linq;

namespace _01_Nikulden_s_Charity
{
    class Program
    {
        static void Main(string[] args)
        {
            string input = Console.ReadLine();
            string[] commands = Console.ReadLine().Split(" ");
            string command = commands[0];

            while (command != "Finish")
            {
                switch (command)
                {
                    case "Replace":
                        char currentChar = char.Parse(commands[1]);
                        char newChar = char.Parse(commands[2]);
                        input = input.Replace(currentChar, newChar);

                        Console.WriteLine(input);
                        break;
                    case "Cut":
                        int startIndex = int.Parse(commands[1]);
                        int endIndex = int.Parse(commands[2]);
                        int length = endIndex - startIndex + 1;

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

                            Console.WriteLine(input);
                        }
                        else
                        {
                            Console.WriteLine("Invalid indexes!");
                        }
                        break;
                    case "Make":
                        string upOrLo = commands[1];

                        if (upOrLo == "Upper")
                        {
                            input = input.ToUpper();

                            Console.WriteLine(input);
                        }

                        else if (upOrLo == "Lower")
                        {
                            input = input.ToLower();

                            Console.WriteLine(input);
                        }
                        break;
                    case "Check":
                        string checkString = commands[1];

                        if (input.Contains(checkString))
                        {
                            Console.WriteLine($"Message contains {checkString}");
                        }
                        else
                        {
                            Console.WriteLine($"Message doesn't contain {checkString}");
                        }
                        break;
                    case "Sum":
                        startIndex = int.Parse(commands[1]);
                        endIndex = int.Parse(commands[2]);
                        length = endIndex - startIndex + 1;
                        string newSubString = "";
                        int sum = 0;

                        if (startIndex >= 0 && startIndex < input.Length && endIndex > 0 && endIndex <= input.Length)
                        {
                            newSubString = input.Substring(startIndex, length);

                            for (int i = 0; i < newSubString.Length; i++)
                            {
                                sum += newSubString[i];
                            }

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

                commands = Console.ReadLine().Split(" ");
                command = commands[0];
            }
        }
    }
}