Problems from 2019 ICPC North American Qualifier Contest

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
Circuit Math	2240	975	44%	0.00	1003	882	88%	2.4
Diagonal Cut	2161	600	28%	0.00	710	536	75%	4.2
Gerrymandering	1764	1150	65%	0.00	1110	1071	96%	1.4
Missing Numbers	3158	1624	51%	0.00	1561	1460	94%	1.7
NVWLS	1388	133	10%	0.20	252	94	37%	8.1
Prospecting	189	26	14%	0.07	35	17	49%	8.8
Research Productivity Index	688	371	54%	0.00	386	335	87%	2.8
Running Routes	590	186	32%	0.03	207	156	75%	6.4
Slow Leak	1166	315	27%	0.03	350	260	74%	5.2
Stop Counting!	1817	543	30%	0.03	525	332	63%	5.1
Summer Trip	1262	676	54%	0.00	694	603	87%	2.3
Traveling Merchant	412	160	39%	0.06	174	113	65%	6.4
Zipline	2098	623	30%	0.00	665	526	79%	3.6