BLOCK A:
TYPE FIRST FLOOR SECOND FLOOR THIRD FLOOR FOURTH FLOOR
A BOOKED BOOKED BOOKED BOOKED
B BOOKED BOOKED BOOKED BOOKED
C BOOKED BOOKED BOOKED BOOKED


BLOCK B:
TYPE FIRST FLOOR SECOND FLOOR THIRD FLOOR FOURTH FLOOR
A VACANT BOOKED  BOOKED  BOOKED 
B BOOKED BOOKED BOOKED BOOKED
C BOOKED BOOKED BOOKED BOOKED 


BLOCK C:
TYPE FIRST FLOOR SECOND FLOOR THIRD FLOOR FOURTH FLOOR
A BOOKED BOOKED BOOKED BOOKED
B BOOKED BOOKED BOOKED BOOKED
C BOOKED BOOKED BOOKED BOOKED


BLOCK D:
TYPE FIRST FLOOR SECOND FLOOR THIRD FLOOR FOURTH FLOOR
A BOOKED  BOOKED BOOKED BOOKED 
B BOOKED BOOKED  BOOKED BOOKED
C BOOKED  BOOKED BOOKED BOOKED