Problems from ICPC SG Preliminary Contest 2018

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
Bee House Perimeter	392	186	47%	0.00	177	156	88%	4.0
Cave Exploration	849	424	50%	0.01	346	314	91%	3.4
Classical Counting	589	121	21%	0.01	147	89	61%	7.8
Fooling Around	474	149	31%	0.00	165	120	73%	5.7
Grid Game	527	261	50%	0.00	244	199	82%	5.0
Knight Search	1488	619	42%	0.00	498	429	86%	3.2
Making Palindromes	400	142	36%	0.02	146	117	80%	6.2
Modulo Data Structures	1258	441	35%	0.13	367	281	77%	4.6
Swap to Sort	1560	638	41%	0.05	530	430	81%	3.9
Unicyclic Count	330	67	20%	0.22	78	47	60%	7.7