cs

import java.util.Scanner;

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

        int initialEnergy = Integer.parseInt(scanner.nextLine());
        int games = 0;
        String commands = scanner.nextLine();


        while (!commands.equals("End of battle")) {

            if (initialEnergy >= Integer.parseInt(commands)) {
                games++;
                initialEnergy -= Integer.parseInt(commands);
                if (games % 3 == 0) {
                    initialEnergy += games;
                }
            } else if (initialEnergy < Integer.parseInt(commands)) {
                System.out.printf("Not enough energy! Game ends with %d won battles and %d energy", games, initialEnergy);
                break;
            }
            commands = scanner.nextLine();
        }
        if (commands.equals("End of battle")) {
        System.out.printf("Won battles: %d. Energy left: %d", games, initialEnergy); }
    }
}