for (int i = 0; i < engineCount; i++)
        {
            string[] engineParameters = Console.ReadLine().Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);

            Engine engine = CreateEngine(engineParameters[0], int.Parse(engineParameters[1]));

            if (engineParameters.Length == 3 && engineParameters[2].All(char.IsDigit))
            {
                engine.Displacement = int.Parse(engineParameters[2]);
                engines.Add(engine);
            }
            else if (engineParameters.Length == 3)
            {
                engine.Efficiency = engineParameters[2];
                engines.Add(engine);
            }
            else if (engineParameters.Length  == 4)
            {
                engine.Displacement = int.Parse(engineParameters[2]);
                engine.Efficiency = engineParameters[2];
            }
        }