Insert Sort Algorithm
definition
Insert Sort: Inserts a new data into an ordered array and continues to be ordered. For example, there is an unordered array of length n, which can be sorted by N-1 the first time, the 1th number of the array is considered an ordered array, the second element of the array is inserted into only 1 ordered arrays, and the second, the first two elements of the array make up an ordered array, Inserts the third element of t
of:
{11,9,10,5,8,2,6,4,3,1,7}
Heap Sort
definition
Heap ordering (heapsort) refers to a sort algorithm designed using the data structure of the heap. A heap is a structure that approximates a complete binary tree and satisfies the properties of the heap at the same time: that is, the key value or index of the child node is always less than (or greater than) its parent node.
The average time complexity for heap sorting is 0 (NLOGN).
Steps
1. Create
Top KAlgorithmAnalysis-Baidu interview
Problem description:
This is a Baidu interview question found on the Internet:
The search engine records all the search strings used for each search using log files. The length of each query string is 1-bytes. Suppose there are currently 10 million records, and these query strings have a high degree of repetition. Although the total number is 10 million, the number of query strings should not exceed 3 million after repetition. The higher
Algorithm Interview Course notes===============================================================================Address of this article:===============================================================================Liuyubobobo teacher Improve your algorithmic thinking for the interviewHttp://coding.imooc.com/class/82.htmlCourse Catalogue :The 1th Chapter algorithm interview in the end what is the ghost?An
Copyright NOTICE: Any rights of the algorithm are owned by me, but any developer or organization or group can use this algorithm for development and research, such as the basis of this algorithm to study the new algorithm, but also only need to affirm the source of the basic algori
This article to connect the above Baidu algorithm summary details please click: Hing Xinpeng: Baidu algorithm Summary
First, about Chinese participle:
1. Chinese Word Segmentation difficulty analysis
First of all to explain the following is: Ordinary users of the search and do SEO or more familiar with the web search user's search habits are very different, and happened to the general search user is the
#1089: Shortest Path • Two: Floyd algorithm time limit:10000msSingle Point time limit:1000msMemory Limit:256MB
Describe
The noon of Halloween, Little Hi and Little ho after lunch, came to a new haunted house!
There are a total of n locations in the Haunted house, numbered 1, respectively. N, there are some road connections between these n locations, there may be multiple roads connected between the two locations, but there is no road where b
Algorithm Description:The Dijkstra (Dijkstra) algorithm is a typical shortest path routing algorithm used to calculate the shortest path of a node to all other nodes. The main feature is to extend from the center of the starting point to the outer layer until it expands to the end point. The Dijkstra algorithm can get
Original: Https://mp.weixin.qq.com/s/rbaPmBejID8-rYui35SnrgLearn any algorithm to understand what the problem is solved by this algorithm. Let's look at what the KMP algorithm mainly solves. Let's give an example of the string 1 (Abcabbabaabba) that is known to find the String 2 (abcaAB) exists, and if so, what is the starting position of String 2 in string 1?For
The basic idea of the Floyd algorithm is: Set the initial state of the set S is empty, then add vertex 0,1,...,n-1 to the set S in turn, add one vertex at a time, and save the length of the shortest path with two-dimensional array d, where d[i][j] is the length of the shortest path of vertex i to Vertex J.Detailed Description:The most important method in the Floyd algorithm is that the two-dimensional array
I. About the minimum spanning treeFor undirected connected graph g= (v,e), where V represents the vertex of the graph, E represents the edge of the graph, there is a weight for each edge, which can be understood as the weight of the edge a->b C is the distance from a to B to go for C. Now we want to find a non-loop subset of T, and T is a subset of E, and T connects all the vertices, with their weights and minimums. So a sub-figure g ' = (v,t) is called the smallest spanning tree of Figure G.Two
. NET, the objects involved in the encryption and decryption operations in the System.Security.Cryptography are under the namespace.Therefore, the using System.Security.Cryptographyshould be added to the program first.1, hashing algorithm:An algorithm used to generate hash values for some data fragments, such as messages or session items. A good hashing algorithm with changes in the input data can change th
Original blog from http://www.cnblogs.com/skywang12345/Introduction to the Freud algorithmLike the Dijkstra algorithm, the Freud (Floyd) algorithm is also an algorithm for finding the shortest path between vertices in a given weighted graph. The algorithm is named after one of the founders, 1978 Turing Award winner, an
Very early wanted to write about the specific analysis of this algorithm, but has been very lazy to think about this problem. Now is about to hang electric computer retest, the second-round exam content I chose is the data structure. Let me rekindle it again. To analyze the KMP algorithm. It was the hardest one I'd run into. A string algorithm. So I am very inter
The so-called sort, it is very simple to understand, that is, a series of records in accordance with certain rules rearrange. Messy data is difficult to find and analyze. So it is important to use a large amount of data efficiently to ensure that the data is ordered. Therefore, the sorting algorithm has been paid considerable attention in many fields, especially in the processing of large amounts of data. An excellent
A few days ago to see an algorithm topic, it looks very simple, that is, there is a rectangle composed of 0 and 1, and then find the rectangle of all elements are 1 of the largest rectangular rectangle, it seems quite simple at first, but I think half a day did not think out. Search on the Internet to find that the topic is quite famous, many people have written articles discussed, a very good solution is to borrow a histogram to find the largest area
To celebrate the 15 birthday, Google held a launch in the garage of the year, launching a new "Hummingbird" (Hummingbird) algorithm, the algorithm launched one months has been completed deployment. This algorithm updates, will affect the Google 90% search results of the ranking. This is Google's three-year maximum algorithm
There are two articles worth looking at:https://blog.csdn.net/wgw335363240/article/details/8878584
Conclusion:
1 AES encryption time and the size of the encrypted file is growing linearly, encrypting 1G of the file will take about 4 minutes, encryption speed is still very fast
2 The encrypted file size is twice times the size of the original file
3 The time required to decrypt the file is twice times the encryption time (this should be encrypted file is the original file size twice times the res
Background:Hangyuan Li's "Statistical learning method" is mentioned in the book: Decision tree algorithm usually uses heuristic algorithm, so understandQuestion Answer:Time is limited, here is just the difference between the algorithm and heuristic algorithm and simple development excerpt as follows:The difference betw
a simple concept of the main record stream network and the maximum flow ( The implementation algorithm of the maximum flow may be supplemented later ) , the main explanation is to use the Hungarian algorithm to find the maximum matching of the binary graph. 1 : Streaming Network Stream network is g (V, E) is a finite graph, each of its sides (U, v) ∈ e c (U, v) ≥ 0 (U, v) e C (U, v) = 0
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