樓宇	租	買
1Tower	0	0
2Tower	0	0
2ATower	0	0
3ATower	0	0
3BTower	1	1
3CTower	0	0
5Tower	0	0
5ATower	0	0
1House	0	0
2House	0	0
3House	0	0
5House	0	0
6House	0	0