@[红黑树的落叶](/space/show?uid=92413) 题解中的贪心已经被hack by chen_zhe @ 2018-05-27 17:36:35
@[chen_zhe](/space/show?uid=8457) 那这题为什么要放在贪心试炼场里啊 by Misaka19280 @ 2018-07-13 22:14:49