Problems from ICPC North America Regional Contests 2019-11-09

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
All is Well	87	26	30%	0.03	24	22	92%	4.7
Birthday Paradox	98	37	38%	0.00	35	32	91%	4.9
Code Names	78	32	41%	0.00	34	25	74%	6.5
Don't Fence Me In	135	55	41%	0.02	42	37	88%	4.5
Early Orders	146	26	18%	0.03	41	20	49%	8.1
Flipping Patties	295	151	51%	0.00	155	140	90%	2.4
Full Depth Morning Show	102	22	22%	0.07	23	18	78%	6.5
Kafkaesque	868	445	51%	0.00	426	390	92%	1.7
Never Jump Down	167	45	27%	0.40	29	20	69%	7.0
New Maths	31	19	61%	0.00	18	15	83%	5.7
On Average They're Purple	272	131	48%	0.03	106	97	92%	5.2
Pixelated	158	23	15%	0.04	21	15	71%	7.2
Pulling Their Weight	197	88	45%	0.00	60	56	93%	5.5
Solar Energy	35	14	40%	0.10	9	6	67%	7.5
Some Sum	1833	763	42%	0.00	800	706	88%	1.7
The Deal of the Day	275	176	64%	0.00	154	146	95%	2.2
This Ain't Your Grandpa's Checkerboard	1274	709	56%	0.00	710	648	91%	1.7
Weird Flecks, But OK	88	46	52%	0.01	39	33	85%	6.6