RMTCA

You are a Space Mail Officer. Your duty and mission in this World are packing parcels. The Boss is a very strict kind of person, so you will be punished if you cannot pack a parcel or you tried to pack it wrongly. The highest punishment is taking your time away!  So, you have a Tetris gun with a TetrisBlock generator. Parcels have blank space you have to fill in with a TetrisBlock. Be fast, or b…