Problems from 2018 ICPC Asia Singapore Regional

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
Bitwise	1532	331	22%	0.10	188	157	84%	5.9
Conveyor Belts	1019	354	35%	0.02	174	154	89%	4.7
Free Food	7227	4701	65%	0.00	3834	3622	94%	1.5
Hoppers	2138	904	42%	0.07	484	415	86%	4.3
Largest Triangle	5357	886	17%	0.01	409	262	64%	7.3
Magical String	561	50	9%	0.01	96	26	27%	9.3
Non-Prime Factors	7094	1693	24%	0.09	819	597	73%	5.9
Prolonged Password	666	137	21%	0.00	121	91	75%	7.3
Rectangular City	509	205	40%	0.01	117	106	91%	4.5
SG Coin	1619	874	54%	0.00	502	464	92%	2.5
Sliding Blocks	518	159	31%	0.17	123	95	77%	7.7
Wi Know	1832	566	31%	0.03	266	198	74%	6.1