Problems from The 2016 ACM - ICPC Asia Nha Trang Regional Contest

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
Alice in the Digital World	3169	862	27%	0.01	835	656	79%	4.1
Directory Management	408	21	5%	0.24	60	19	32%	9.1
Divisor Game	483	87	18%	0.02	87	52	60%	6.5
ICPC Team Selection	1724	682	40%	0.00	604	537	89%	2.7
Message	426	95	22%	0.06	86	61	71%	4.9
Nature Reserve	789	243	31%	0.05	209	177	85%	4.5
Olympiad Training	135	41	30%	0.31	46	32	70%	6.8
Printer Scheduling	246	33	13%	0.07	58	19	33%	9.2
Reservoir	823	211	26%	0.06	207	156	75%	4.7
Swimming Balls	375	58	15%	0.00	77	37	48%	6.9
Terraced fields	645	149	23%	0.00	152	104	68%	5.5
Ultimate Pipe Game	61	13	21%	0.05	28	11	39%	8.3