using System;
using System.Collections.Generic;
using System.Linq;
using System.Numerics;

namespace CounterStrike
{
    class Program
    {
        static void Main()
        {
            int initialEnergy = int.Parse(Console.ReadLine());
            string command = Console.ReadLine();
            int counter = 0;

            while (command != "End of battle")
            {
                int distanceOfTheEnemy = int.Parse(command);
                initialEnergy -= distanceOfTheEnemy;

                counter++;
                if (initialEnergy <= 0)
                {
                    initialEnergy = 0;
                    Console.WriteLine($"Not enough energy! Game ends with {counter} won battles and {initialEnergy} energy");
                    return;
                }
                if (counter % 3 == 0)
                {
                    initialEnergy += counter;
                }

                command = Console.ReadLine();
            }
            Console.WriteLine($"Won battles: {counter}. Energy left: {initialEnergy}  ");
        }
    }
}