Problems by Kai Chen

	Add	Remove

Name	Fastest	Shortest	Total	Acc.	Ratio	Difficulty	Languages
Food Carts	0.04	475	235	97	41%	3.6Medium	en
License Renewal	0.00	364	464	142	31%	5.9Hard	en
Long Swaps	0.00	71	1040	453	44%	3.9Medium	en