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

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
All is Well	66	16	24%	0.03	16	14	88%	5.5
Birthday Paradox	86	30	35%	0.00	29	25	86%	5.6
Code Names	51	20	39%	0.00	22	16	73%	7.2
Don't Fence Me In	138	43	31%	0.02	34	30	88%	5.7
Early Orders	104	15	14%	0.03	31	13	42%	9.1
Flipping Patties	129	75	58%	0.00	76	72	95%	2.3
Full Depth Morning Show	79	17	22%	0.08	19	14	74%	7.4
Kafkaesque	409	206	50%	0.00	199	184	92%	1.7
Never Jump Down	139	40	29%	0.65	21	14	67%	7.5
New Maths	17	9	53%	0.00	11	8	73%	7.0
On Average They're Purple	219	94	43%	0.03	81	71	88%	5.5
Pixelated	115	16	14%	0.04	18	12	67%	7.5
Pulling Their Weight	183	80	44%	0.00	56	51	91%	5.7
Solar Energy	38	8	21%	0.29	8	3	38%	8.2
Some Sum	1039	433	42%	0.00	459	396	86%	1.6
The Deal of the Day	182	106	58%	0.00	91	87	96%	2.3
This Ain't Your Grandpa's Checkerboard	836	476	57%	0.00	468	435	93%	1.5
Weird Flecks, But OK	79	39	49%	0.01	33	27	82%	7.1