package com.company;

import java.util.*;


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

        String[]collectionOfTanks=sc.nextLine().split(", ");
        List<String>tanks=new ArrayList<>(Arrays.asList(collectionOfTanks));
        int commands=Integer.parseInt(sc.nextLine());

        for(int i=0;i<commands;i++){
            String[]command=sc.nextLine().split(", ");
            String todo=command[0];
            switch (todo){
                case"Add":
                   String tankName=command[1];
                    if(isValid(tanks,tankName)){
                        tanks.add(tankName);
                        System.out.print("Tank successfully bought");
                        System.out.println();
                   }else{
                        System.out.print("Tank is already bought");
                        System.out.println();
                    }
                    break;
                case"Remove":
                    String tankName2=command[1];
                    int index=tanks.indexOf(tankName2);
                    if(isValid(tanks,tankName2)){
                        System.out.print("Tank not found");
                        System.out.println();
                    }else{
                        tanks.remove(index);
                        System.out.print("Tank successfully sold");
                        System.out.println();
                    }
                    break;
                case"Remove At":
                    int indexRemover=Integer.parseInt(command[1]);
                    if(indexRemover>=0 && indexRemover<tanks.size()){
                        tanks.remove(indexRemover);
                        System.out.print("Tank successfully sold");
                        System.out.println();
                    }else{
                        System.out.print("Index out of range");
                        System.out.println();
                    }
                    break;
                case"Insert":
                    int Index=Integer.parseInt(command[1]);
                    String Name=command[2];
                    if(Index>=0 && Index<tanks.size()) {
                        if(isValid(tanks,Name)) {
                            tanks.add(Index,Name);
                            System.out.print("Tank successfully bought");
                            System.out.println();
                        }else{
                            System.out.print("Tank is already bought");
                            System.out.println();
                        }
                    }else{
                        System.out.print("Index out of range");
                        System.out.println();
                    }
                    break;
            }
        }
        System.out.println(String.join(", ", tanks));
    }
    private static boolean isValid(List<String>tanks,String name){
        return !tanks.contains(name);
    }
}