|
|
back to boardsave the max and min difference with the root, use the disjoint-set [code deleted] Edited by moderator 06.10.2011 16:00 Re: save the max and min difference with the root, use the disjoint-set Don't think it is correct to post AC code or even another pieces of code anyway! BTW, I solved this problem using binary search by the answer + DFS, without any data structure at all. |
|
|