Problems from 2018 ICPC Mid-Central Regional

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
Coprime Integers	385	124	32%	0.03	147	94	64%	6.2
Cops and Robbers	286	121	42%	0.00	106	89	84%	4.3
Exam	1452	816	56%	0.00	776	714	92%	1.8
Goat Rope	1402	841	60%	0.00	712	683	96%	1.5
Heir's Dilemma	1449	833	57%	0.00	745	681	91%	1.7
Illiteracy	200	116	58%	0.18	107	95	89%	3.1
Mobilization	286	61	21%	0.02	66	47	71%	5.9
Poker Hand	2749	1725	63%	0.00	1670	1594	95%	1.4
Random Manhattan Distance	43	24	56%	0.02	19	16	84%	4.1
Repeated Substrings	466	100	21%	0.01	124	80	65%	6.3
Treehouses	593	203	34%	0.01	191	146	76%	4.5