题目就是给一棵树....m次修改操作..让路径上每一个点权值+1
最后求树上的最大点权值...坐等dalao救场ORZ
by strangers @ 2017-10-08 12:36:09
树剖保平安
by IsaacOriGuo @ 2017-10-08 13:11:22
蒟蒻表示还不会树剖啊qwq
求帮看眼程序吧谢谢啦qwq@ IsaacOriGuo
by strangers @ 2017-10-08 14:05:51
@[strangers](/space/show?uid=52452) 下数据啊。。。
by λᴉʍ @ 2017-10-08 14:06:37
@[strangers](/space/show?uid=52452) 蒟蒻表示不会差分啊qwq
看见这种题只会暴力树剖qwq
by IsaacOriGuo @ 2017-10-08 14:12:45
好像有点问题:测试数据过大无法下载\滑稽
啊dalaodalao帮看吧谢谢qwq@ XZZ\_\_233
by strangers @ 2017-10-08 14:13:14
@[strangers](/space/show?uid=52452) 去usaco下
by λᴉʍ @ 2017-10-08 14:14:27
@ IsaacOriGuo @ XZZ\_\_233 好吧谢谢dalao们啦ORZ
by strangers @ 2017-10-08 14:15:48