Problems from 2018 ICPC Asia Singapore Regional

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
Bitwise	1430	301	21%	0.10	185	154	83%	5.7
Conveyor Belts	948	333	35%	0.02	173	149	86%	5.0
Free Food	6789	4394	65%	0.00	3623	3424	95%	1.5
Hoppers	1983	820	41%	0.07	471	399	85%	4.3
Largest Triangle	4970	809	16%	0.01	402	253	63%	7.3
Magical String	548	50	9%	0.01	91	26	29%	9.3
Non-Prime Factors	6158	1481	24%	0.09	783	571	73%	5.8
Prolonged Password	510	114	22%	0.00	112	81	72%	7.6
Rectangular City	486	192	40%	0.01	112	101	90%	4.5
SG Coin	1464	788	54%	0.00	479	443	92%	2.4
Sliding Blocks	498	153	31%	0.17	117	92	79%	7.2
Wi Know	1691	516	31%	0.03	264	193	73%	6.0