When	User	Flag Type	Description
2015-06-05 04:20:50	Siaubunas	Well Constructed
2017-01-23 21:05:53	BobTheJoe	Needs Fixing	There is an invalid solution.
2017-09-05 10:25:04	gojerry	Needs Fixing	Black B4 is not a solution
2018-11-23 20:26:46	Muneg	Needs Fixing	b5 also works but when i did it it wrote wrong/off path
2019-02-01 16:37:02	arbitrageftw	Needs Fixing	A wrong path is marked right.
2019-08-31 00:12:13	Starline	Duplicate	something in the 400's
2019-12-25 19:04:20	hausdorff	Needs Fixing	solution tree is messed up.
2023-03-27 12:52:07	Javinner	Duplicate	4051