public async Task SaveAsync(String path, AsteroidTable table)
        {
            try
            {
                using (StreamWriter writer = new StreamWriter(path)) // fájl megnyitása
                {
                    writer.Write(table.AsteroidNumber);              // kiírjuk a méreteket
                    await writer.WriteAsync(" " + table.SurvivedTime);

                    await writer.WriteAsync(" " + table.PlayerPosition);

                    await writer.WriteLineAsync(" " + table.bCanSpawn);

                    for (Int32 i = 0; i < 10; i++)
                    {
                        for (Int32 j = 0; j < 11; j++)
                        {
                            await writer.WriteAsync(table[i, j] + " "); // kiírjuk az értékeket
                        }
                        await writer.WriteLineAsync();
                    }
                }
            }
            catch
            {
                throw new AsteroidDataException();
            }
        }
        public async Task <AsteroidTable> LoadAsync(String path)
        {
            try
            {
                using (StreamReader reader = new StreamReader(path)) // fájl megnyitása
                {
                    String line = await reader.ReadLineAsync();

                    String[]      numbers         = line.Split(' ');           // beolvasunk egy sort, és a szóköz mentén széttöredezzük
                    Int32         AsteroidNumbers = Int32.Parse(numbers[0]);   //
                    Int32         SurvivedTime    = Int32.Parse(numbers[1]);   //
                    Int32         PlayerPosition  = Int32.Parse(numbers[2]);   //
                    bool          BcanSpawn       = Boolean.Parse(numbers[3]); //
                    AsteroidTable table           = new AsteroidTable();       // létrehozzuk a táblát

                    for (Int32 i = 0; i < 10; i++)
                    {
                        line = await reader.ReadLineAsync();

                        numbers = line.Split(' ');

                        for (Int32 j = 0; j < 11; j++)
                        {
                            //table.SetValue(i, j, Int32.Parse(numbers[j]), false);
                            table[i, j] = Int32.Parse(numbers[j]);
                        }
                    }
                    table.AsteroidNumber = AsteroidNumbers;
                    table.SurvivedTime   = SurvivedTime;
                    table.PlayerPosition = PlayerPosition;
                    table.bCanSpawn      = BcanSpawn;

                    return(table);
                }
            }
            catch
            {
                throw new AsteroidDataException();
            }
        }