Gramophone

import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String band = scanner.nextLine(),
                album = scanner.nextLine(),
                song = scanner.nextLine();

        double rotation = 1.0 * band.length() * album.length() * song.length() / 2 / 2.5;

        System.out.println("The plate was rotated " + (int) Math.ceil(rotation) + " times.");
    }
}