private void HandleAdditionalRewards(GameWithProbability currentGame, Boxes boxes, List <AdditionalReward> additionalRewards)
        {
            foreach (var additionalReward in additionalRewards)
            {
                var game = new GameWithProbability(currentGame);
                game.Add(new AdditionalRewardMove(additionalReward, new Fraction(1, additionalRewards.Count)));

                if (additionalReward == AdditionalReward.SecondChance)
                {
                    var newAdditionalRewards = new List <AdditionalReward>(additionalRewards);
                    newAdditionalRewards.Remove(additionalReward);

                    Generate(game, boxes, newAdditionalRewards);
                }
                else
                {
                    _games.Add(game);
                }
            }
        }
        private void Generate(GameWithProbability currentGame, Boxes boxes, List <AdditionalReward> additionalRewards)
        {
            foreach (var box in boxes)
            {
                var game            = new GameWithProbability(currentGame);
                var moveProbability = new Fraction(box.Count, boxes.CountBoxes());
                game.Add(new RewardMove(box.Reward, moveProbability));

                var newBoxes = new Boxes(boxes);
                newBoxes.RemoveBox(box.Reward);

                if (box.Reward == Reward.GameOver && !HasExtraLife(game.Moves))
                {
                    HandleAdditionalRewards(game, newBoxes, additionalRewards);
                    continue;
                }

                Generate(game, newBoxes, additionalRewards);
            }
        }