Unicode (unicode.org) 3/3
 
 
 UTF-16:
 16bits:	xxxxxxxx	xxxxxxxx
 20bits:	110110xx	xxxxxxxx	110111xx	xxxxxxxx
 
 UCS-4:		Ordine: 1234, 4321, 2143, 3412
 32bits:	xxxxxxxx	xxxxxxxx	xxxxxxxx	xxxxxxxx