import java.util.Scanner;

public class ne {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        String string = scanner.nextLine();
        String[] commands = scanner.nextLine().split(" ");

        while (!commands[0].equals("Finish")) {

            if (commands[0].equals("Replace")) {

                string = string.replace(commands[1].charAt(0), commands[2].charAt(0));
                System.out.println(string);

            }

            if (commands[0].equals("Cut")) {
                int startIndex = Integer.parseInt(commands[1]);
                int endIndex = Integer.parseInt(commands[2]);
                if (startIndex < 0 || endIndex > string.length()/*-1*/ || endIndex < 0 || startIndex > string.length()/*-1*/||startIndex >/*=*/endIndex)  {   //check

                    System.out.println("Invalid indexes!");

                } else {

                    String stringToBeCut = string.substring(Integer.parseInt(commands[1]), Integer.parseInt(commands[2])+1);
                    string = string.replace(stringToBeCut, "");
                    System.out.println(string);
                }

            }

            if (commands[0].equals("Make")) {
                if (commands[1].equals("Upper")) {
                    string = string.toUpperCase();
                    System.out.println(string);
                }

                if (commands[1].equals("Lower")) {
                    string = string.toLowerCase();
                    System.out.println(string);
                }

            }

            if (commands[0].equals("Check")) {


                if (string.contains(commands[1])) {
                    System.out.printf("Message contains %s%n", commands[1]);
                } else {

                    System.out.printf("Message doesn't contain %s%n", commands[1]);
                }

            }

            if (commands[0].equals("Sum")) {

                int startIndex = Integer.parseInt(commands[1]);
                int endIndex = Integer.parseInt(commands[2]) + 1;
                if (startIndex < 0 || endIndex >/*=*/ string.length() || endIndex < 0 || startIndex >/*=*/ string.length()) {   //check

                    System.out.println("Invalid indexes!");
                } else {

                    String substring = string.substring(startIndex, endIndex);
                    int sum = 0;

                    for (int i = 0; i < substring.length(); i++) {


                        char nextChar = substring.charAt(i);
                        sum += nextChar;

                    }
                    System.out.println(sum);
                }
            }

            commands = scanner.nextLine().split(" ");
        }
    }
}