From:http://www.kerneltravel.net/jiaoliu/kern-rbtree.html
red and black trees in Linux kernel
Author: Western Mail Wang Cong
The red-black tree is a kind of balanced binary tree, it has a very good nature, the nodes in the
If the deleted node has two non-leaf nodes, it can be converted to delete a "replacement point" problem, the replacement point at most only one non-leaf child node. You can replace the node that was originally deleted by a precursor or a successor (with up to one non-leaf child node), so just focus on the problem of only one non-leaf child node, and once we've solved the problem, the workaround will work in two situations:1, originally want to delete the node has a non-leaf child node2, original
First, paste the property of the red and black trees:
Property 1. nodes are red or black
Nature 2. The root is black
Nature 3. All leaves are black (leaves are nil nodes)
Nature 4. If a node is
: This article mainly introduces the ngx_rbtree_t red/black tree. if you are interested in the PHP Tutorial, refer to it. Ngx_rbtree_t red/black tree
Features of the red/
Red black Tree time limit: theMs | Memory Limit:65535KB Difficulty:3
Descriptive narrative
What is a red-black tree? As the name implies, similar to JuJube. A red
Red/black tree time limit: 3000 MS | memory limit: 65535 kb difficulty: 3
Description
What is a red/black tree? As the name suggests, like jujube trees, the red-
Because the red-black tree is very interesting to see the kernel, so use the time of the weekend to achieve a play. The operation of the red-black tree is mainly inserted and deleted, and the need to consider more when deleting. T
Many people are learning about the Linux operating system. We encounter many problems when learning Linux. I recently looked at Linux memory management and saw that the red/black tree was very big. So I learned the basic knowledge of the red/black number. Linux memory manage
In a previous blog about binary search tree in the worst case is O (n), can not fully reach O (LgN), in a tree with n nodes, if the height of the tree is LgN, then we can end the search in LgN times comparison, However, dynamic insertion ensures that the balance code and extra space of the tree will be a big cost. To e
I. Introduction of red and black treesRed and black trees are two forks to find trees, the time complexity of red and black trees is: O (LGN)Characteristics of red and black trees:(1) E
the five properties of red and black trees (nature four and nature five are of particular importance)
1. The node must be red or black
2. The root node is black
3. All the leaf nodes are black.
4. The t
Five properties of red and black trees:1) Each node is either red or black.2) The root node is black.3) Each leaf node, or null node (NIL), is black.4) If a junction is red, then both o
: This article mainly introduces the red/black Nginx tree. if you are interested in the PHP Tutorial, refer to it.
Red/black Nginx tree
/** Copyright (C) Igor Sysoev * Copyright (C) Nginx, Inc. */# ifndef _ NGX_RBTREE_H_INCLUDED
Use the java. util. TreeMap source code to understand the red and black trees,Preface
This article combines the TreeMap source code of JDK1.6 to explore the mysteries of the Red-black tree. The
Learning algorithm or suggest a look at the algorithm introductionIntroduction to the third edition of the algorithm if you do not see the mathematical deduction only to see the pseudo-code difficulty or moderateThis series is just a process of documenting my learning experience and pseudo-code conversion codeIn-depth learning is also recommended to look at Algorithmic book tutorials more systematically.The 13th chapter of the introduction to algorithms in this paper
The red and black tree is a binary search tree, which adds a storage bit on each node to represent the color of the node, which can be red or black. By constraining any color from the root to the leaf's simple path, the
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