Lun	Mar	Mer	Gio	Ven	Sab
8.15	2B	3C	2C	1A	5A
9.15	5F		4A	2A	4B
10,15	5B				1B
11,20			1C
12,15	4F		3A		3B
13,15	4D		4C		5D;5C