package retakeEXAMS;

import java.util.LinkedHashMap;
import java.util.Scanner;

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

        LinkedHashMap<String, Integer> views = new LinkedHashMap<>();
        LinkedHashMap<String, Integer> likes = new LinkedHashMap<>();

        String input = "";
        while (!"stats time".equals(input = scanner.nextLine())) {


            String[] array = input.split("-|:");
            if (input.contains("-")){


                String name = array[0];
                int like = Integer.parseInt(array[1]);

                if (!views.containsKey(name)) {
                    views.put(name, like);
                } else {
                    views.put(name, views.get(name) + like);
                }

            }else if (input.contains(":")) {

                String command = array[0];
                String name = array[1];


                switch (command) {

                    case "like":

                        if (!likes.containsKey(name)) {
                            likes.put(name, 1);
                        } else {
                            likes.put(name, likes.get(name) + 1);
                        }
                        break;
                    case "dislike":

                        if (likes.containsKey(name)) {
                            likes.put(name, likes.get(name) - 1);
                        }
                        break;
                }
            }

        }


        String input2 = scanner.nextLine();

        if (input2.equals("by likes")) {


        }else if (input2.equals("by views")){


        }
    }
}