import java.util.Scanner;

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

        String input = scanner.nextLine();

        while (true) {
            String[] commands = scanner.nextLine().split(">>>");
            if (commands[0].equals("Generate")) {
                break;
            }
            switch (commands[0]) {
                case "Contains":
                    String substring = commands[1];
                    if (input.contains(substring)) {
                        System.out.println(String.format("%s contains %s", input, substring));
                    } else {
                        System.out.println("Substring not found!");
                    }
                    break;
                case "Flip":
                    int startIndex = Integer.parseInt(commands[2]);
                    int endIndex = Integer.parseInt(commands[3]);
                    if (commands[1].equals("Upper")) {
                        String inp1 = input.substring(startIndex, endIndex).toUpperCase();
                        String inp2 = input.substring(0, startIndex);
                        String inp3 = input.substring(endIndex, input.length());
                        input = inp2 + inp1 + inp3;
                        System.out.println(input);
                    } else if (commands[1].equals("Lower")) {
                        String inp1 = input.substring(startIndex, endIndex).toLowerCase();
                        String inp2 = input.substring(0, startIndex);
                        String inp3 = input.substring(endIndex, input.length());
                        input = inp2 + inp1 + inp3;
                        System.out.println(input);
                    }
                    break;
                case "Slice":
                    int startInd = Integer.parseInt(commands[1]);
                    int endInd = Integer.parseInt(commands[2]);
                    input = input.substring(0, startInd) + input.substring(endInd, input.length());
                    System.out.println(input);
                    break;
                default:
                    break;
            }
        }
        System.out.println(String.format("Your activation key is: %s", input));
    }
}