import java.util.Scanner;

public class Asiment01 {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String message = scanner.nextLine();
        String command = scanner.nextLine();

        while (!command.equals("Finish")) {
            String[] commandArr = command.split("\\s+");
            String instruction = commandArr[0];

            switch (instruction) {
            case "Replace":
                message = message.replace(commandArr[1].charAt(0), commandArr[2].charAt(0));
                System.out.println(message);
                break;
            case "Cut":
                int startIndex = Integer.parseInt(commandArr[1]);
                int endIndex = Integer.parseInt(commandArr[2]);

                if (startIndex >= 0 && endIndex < message.length()) {
                    String first = message.substring(0, startIndex);
                    String second = message.substring(endIndex + 1);
                    message = first + second;
                    System.out.println(message);
                } else {
                    System.out.println("Invalid indexes!");
                }
                break;
            case "Make":
                String addition = commandArr[1];
                if (addition.equals("Upper")) {
                    message = message.toUpperCase();
                } else if (addition.equals("Lower")) {
                    message = message.toLowerCase();
                }
                System.out.println(message);
                break;
            case "Check":
                String substring = commandArr[1];
                if (message.contains(substring)) {
                    System.out.println("Message contains " + substring);
                } else {
                    System.out.println("Message doesn't contain " + substring);
                }
                break;
            case "Sum":
                int startIndex2 = Integer.parseInt(commandArr[1]);
                int endIndex2 = Integer.parseInt(commandArr[2]);
                if (startIndex2 >= 0 && endIndex2 < message.length()) {
                    int sum = 0;
                    for (int i = startIndex2; i <= endIndex2; i++) {
                        sum += message.charAt(i);
                    }
                    System.out.println(sum);
                } else {
                    System.out.println("Invalid indexes!");
                }
                break;
            }
            command = scanner.nextLine();
        }
    }
}