using System;

namespace Nikulden_s_Charity
{
    class Program
    {
        static void Main(string[] args)
        {

            string message = Console.ReadLine();
            int sumOfSubString = 0;

            while (true)
            {
                string input = Console.ReadLine();

                string[] token = input.Split(" ", StringSplitOptions.RemoveEmptyEntries);
                string command = token[0];
                if (true)
                {
                    if (command == "Replace")
                    {
                        char currentChar = char.Parse(token[1]);
                        char newChar = char.Parse(token[2]);

                        if (message.Contains(currentChar))
                        {
                            message = message.Replace(currentChar, newChar);
                        }

                        Console.WriteLine(message);
                    }

                    else if (command == "Cut")
                    {
                        int startIdx = int.Parse(token[1]);
                        int endIdx = int.Parse(token[2]);
                        int length = (endIdx - startIdx) +1;

                        if (startIdx >= 0 && endIdx > startIdx && endIdx < message.Length)
                        {
                            message = message.Remove(startIdx, length);
                        }
                        else
                        {
                            Console.WriteLine($"Invalid indexes!");
                        }
                        Console.WriteLine(message);
                    }

                    else if (command == "Make")
                    {

                        if (token[1] == "Upper")
                        {
                            message = message.ToUpper();
                        }

                        else
                        {
                            message = message.ToLower();

                        }

                        Console.WriteLine(message);
                    }

                    else if (command == "Check")
                    {
                        string str = token[1];

                        if (message.Contains(str))
                        {
                            Console.WriteLine($"Message contains {str}");
                        }

                        else
                        {
                            Console.WriteLine($"Message doesn't contain {str}");
                        }

                    }

                    else if (command == "Sum")
                    {
                        int startIdx = int.Parse(token[1]);
                        int endIdx = int.Parse(token[2]);
                        int length = (endIdx - startIdx) + 1;

                        if (startIdx >= 0 && endIdx > startIdx && endIdx < message.Length)
                        {
                            string substr = message.Substring(startIdx, length);
                            for (int i = 0; i < substr.Length; i++)
                            {
                                sumOfSubString += substr[i];
                            }
                            Console.WriteLine(sumOfSubString);
                        }
                        else
                        {
                            Console.WriteLine($"Invalid indexes!");
                        }
                    }
                }
            }
        }
    }
}