import java.util.Scanner;

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

        int visitors = Integer.parseInt(scanner.nextLine());
        int countBack = 0;
        int countChest = 0;
        int countLegs = 0;
        int countAbs = 0;
        int countProteinshake = 0;
        int countProteinbar = 0;

        for (int i = 0; i < visitors; i++) {
            String word = scanner.nextLine();
            switch (word){
                case "Back":
                    countBack++;
                    break;
                case "Chest":
                    countChest++;
                    break;
                case  "Legs":
                    countLegs++;
                    break;
                case "Abs":
                    countAbs++;
                    break;
                case "Protein shake":
                    countProteinshake++;
                    break;
                case "Protein bar":
                    countProteinbar++;
                    break;
            }

        }
        int peopleTraining = countAbs + countBack + countChest + countLegs;
        int visit = countProteinbar + countProteinshake;
        double percenttraining = peopleTraining * 1.0 /  visitors * 100;
        double persentvisit = visit * 1.0 /  visitors * 100;

        System.out.printf("%d - back%n", countBack);
        System.out.printf("%d - chest%n", countChest);
        System.out.printf("%d - legs%n", countLegs);
        System.out.printf("%d - abs%n", countAbs);
        System.out.printf("%d - protein shake%n", countProteinshake);
        System.out.printf("%d - protein bar%n", countProteinbar);
        System.out.printf("%.2f%% - work out %n", percenttraining);
        System.out.printf("%.2f%% - protein", persentvisit);

    }
}