When	User	Flag Type	Description
2010-03-20 09:30:44	zzhang8	Needs Fixing	remove the hint, lt's misleading
2013-12-23 19:10:54	ウルティアたん	Invalid
2015-10-10 00:35:25	bacteria	Invalid	solution is wrong
2022-08-11 19:30:32	:go	Invalid	Black is dead if white plays correctly