import java.util.Scanner;

public class Problem_1 {

    public static void main(String[] args) {

        Scanner Scanner = new Scanner(System.in);

        String key = Scanner.nextLine();

        String input = Scanner.nextLine();

        while (!"Generate".equals(input)) {
            String[] tokens = input.split(">>>");
            String command = tokens[0];

            switch (command) {
                case "Contains": {
                    String wordForCheck = tokens[1];
                    boolean searchWord = key.contains(wordForCheck);
                    if (searchWord) {
                        System.out.println(String.format("%s contains %s", key, wordForCheck));
                    } else {
                        System.out.println("Substring not found!");
                    }
                }

                break;
                case "Flip": {
                    String secondCommand = tokens[1];
                    int startIndex = Integer.parseInt(tokens[2]);
                    int endIndex = Integer.parseInt(tokens[3]);
                    StringBuilder sb = new StringBuilder(key);
                    if ("Upper".equals(secondCommand)) {
                        String upper = sb.substring(startIndex, endIndex);
                        upper = upper.toUpperCase();
                        sb = sb.replace(startIndex, endIndex, upper);
                        key = sb.toString();

                    } else {
                        String lower = sb.substring(startIndex, endIndex);
                        lower = lower.toLowerCase();
                        sb = sb.replace(startIndex, endIndex, lower);
                        key = sb.toString();

                    }
                    System.out.println(key);
                }
                break;
                case "Slice": {
                    int startIndex = Integer.parseInt(tokens[1]);
                    int endIndex = Integer.parseInt(tokens[2]);
                    StringBuilder sb = new StringBuilder(key);
                    sb = sb.replace(startIndex, endIndex, "");
                    key=sb.toString();
                    System.out.println(key);
                }
                break;
            }
            input = Scanner.nextLine();
        }
        System.out.println("Your activation key is: " + key);

    }
}