private Vector2Int FindOneAvailablePlace()
{
Vector2Int buffer;
bool result;
do
{
buffer = _availablePlaces[Random.Range(0, _availablePlaces.Count)];
result = _grid.FindPlaceAvailability(buffer);
if (!result)
{
_availablePlaces.Remove(buffer);
}
}while (!result);
return(buffer);
}
