Problems from ICPC SG Preliminary Contest 2018

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
Bee House Perimeter	621	266	43%	0.00	235	208	89%	3.8
Cave Exploration	1381	684	50%	0.01	516	467	91%	3.7
Classical Counting	780	157	20%	0.00	171	105	61%	8.1
Fooling Around	757	266	35%	0.00	284	215	76%	5.4
Grid Game	732	336	46%	0.00	278	233	84%	5.2
Knight Search	2138	887	41%	0.00	644	553	86%	3.5
Making Palindromes	771	239	31%	0.01	186	152	82%	5.3
Modulo Data Structures	1809	638	35%	0.13	466	367	79%	4.7
Swap to Sort	2155	904	42%	0.05	684	566	83%	4.1
Unicyclic Count	355	78	22%	0.22	87	53	61%	8.2