Problems from 2016 ICPC North American Qualifier Contest

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
A New Alphabet	12093	5425	45%	0.00	5057	4669	92%	1.7
Arcade!	1271	233	18%	0.01	225	160	71%	6.1
Big Truck	4931	1665	34%	0.00	1427	1182	83%	3.2
Brackets	3118	416	13%	0.00	687	332	48%	7.1
Dots and Boxes	211	71	34%	0.00	95	57	60%	7.2
Free Desserts	258	40	16%	0.01	81	28	35%	7.6
Inverse Factorial	7688	1618	21%	0.00	2063	1115	54%	5.6
Nine Packs	2007	652	32%	0.00	685	527	77%	4.3
Primonimo	300	104	35%	0.00	108	83	77%	6.3
Quick Estimates	9328	5228	56%	0.00	4914	4664	95%	1.5
Robotopia	5480	802	15%	0.00	1097	617	56%	6.0
Unusual Darts	840	270	32%	0.01	226	170	75%	5.4