Main TopicGiven a sequence, each point has a weight of a[i], if a sheep standing on the point I will be bounced to the i+a[i] point, support the single-point modification operation, from a point to go through how many times will be bounced.
You need to write a data structure (which can refer to the title of the topic) to maintain an ordered series, which requires the following actions: Flipping an interval, such as the original ordered sequence is 5 4 3 2 1, the flip interval is [2,4],
Title Link: https://nanti.jisuanke.com/t/19979Test instructions: Give a DAG with n dots and M edges, and select the largest subset to make the node 22 unreachable.Solving: Reference from: 79849472First, using Freud to run out of an accessibility
Bzoj 1269 text editor splay
Question: Medium problem.
Train of Thought: the basic operations of splay. Pay attention to reading. For details, refer to the Code:
/*************************************** * ****************** File name: bzoj1269.cpp
When LCT is used to maintain the spanning tree, the dynamic Edge (S,T,W) creates a new node x with a weight of Benquan W.1. If s is not connected with T, then connect s-x,x-t, Answer +w2. If s is connected with T, find out the maximum weight w2 on
Copy the snippet code (starting from E100 to the last Q) and save it as a text document named 1.txtI saved it to D-plate.Using the "debugGenerates an executable program.Enter is a 3D game rotation interface, there is a beautiful music, really cow ...
This blog post for the migration, written on July 18, 2015, does not represent my current views and views. Original address: http://blog.sina.com.cn/s/blog_6022c4720102w6rg.html1. Prefacethis thing really engaged me for a long time, of course, has
You need to write a data structure (which can refer to the title of the topic) to maintain an ordered series, which requires the following actions: Flipping an interval, such as the original ordered sequence is 5 4 3 2 1, the flip interval is [2,4],
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