import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Scanner;
import java.util.stream.Collectors;

public class EmailValidator {
    public static void main(String[] args) {

        Scanner scanner = new Scanner(System.in);

        String email = scanner.nextLine();

        List<String> input = Arrays.stream(email.split("")).collect(Collectors.toList());

        while (true){

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

            if (cmd[0].equals("Complete")){
                break;
            }

            if (cmd[0].equals("Make")){

                if (cmd[1].equals("Upper")){
                    System.out.println(email.toUpperCase());

                    for (int i = 0; i <input.size() ; i++) {

                        String symbol = input.get(i);

                        input.set(i,symbol.toUpperCase());
                    }
                }

                else if (cmd[1].equals("Lower")){
                    System.out.println(email.toLowerCase());

                    for (int i = 0; i <input.size() ; i++) {

                        String symbol = input.get(i);

                        input.set(i,symbol.toLowerCase());
                    }
                }
            }
            else if (cmd[0].equals("GetDomain")){

                int count = Integer.parseInt(cmd[1]);

                System.out.println(input.subList((input.size()-count),input.size()).toString()
                        .replace("[","")
                        .replace("]","")
                        .replace(",","")
                        .replace(" ",""));
            }

            else if (cmd[0].equals("GetUsername")){

                int index = input.indexOf("@");

                if (index>=0) {
                    System.out.println(email.substring(0,index));
                }
                else {
                    System.out.printf("The email %s doesn't contain the @ symbol.",email);
                    System.out.println();
                }
            }
            else if (cmd[0].equals("Replace")){

                for (int i = 0; i <input.size() ; i++) {

                    if (input.get(i).equals(cmd[1])){
                        input.set(i,"-");
                    }

                    email = input.toString()
                            .replace("[","")
                            .replace("]","")
                            .replace(",","")
                            .replace(" ","");
                }
                System.out.println(email);
            }
            else if (cmd[0].equals("Encrypt")){

                for (String s : input) {

                    System.out.print(((int) s.charAt(0))+" ");
                }

                System.out.println();
            }

        }

    }



}