algorithms unlocked

In-depth introduction to game algorithms (4)-unity3d algorithms (2)-mobile ball, in-depth introduction-unity3d Declare a gameobject object to implement a script for multiple objects #pragma strict//code:myhaspl@myhaspl.com//date:2014-08-12var rotate_object:GameObject;var translate_object:GameObject;var fuhao:int;fuhao=-1;function Update () { if (rotate_object!=null){ rotate_object.transform.Rotate(

[Introduction to algorithms] Lesson 10 balanced search tree and introduction to Algorithms If the tree structure cannot be balanced, the search performance will be greatly compromised. This section introduces several classic balancing trees, such as AVL, 2-3-4tree, and red/black tree, then I focused on the red and black trees. Next I will give a brief summary of the basic nature of the red and black trees.

Algorithms-Meanings of mathematical terms and mathematical terms in discrete mathematics, and answers to discrete mathematics and Algorithms Here we will introduce two important functions in discrete mathematics: The base function and the top function. Make x a real number. The base function rounds x to an integer smaller than or equal to x and closest to x, while the top function rounds x to an integer gr

Quick sorting (Quick sort)Start by selecting one of the data (usually the first number of the array) as the key data, and then putting all the smaller numbers in front of it, all the larger numbers are placed behind it, this process is called a quick sort.The array is split into two arrays and then the remaining two arrays are sorted, so the loop is done until one element is left.Import Time,randomimport copydef Cal_time (func): #该装饰器用来测量函数运行的时间 def wrapper (*args,**kwargs): T1 = Tim E.time () r

15 is:27-15=12 (15>12) 15-12=3 (12>3)12-3=9 (9>3) 9-3=6 (6>3)6-3=3 (3==3)Therefore, 3 is the greatest common divisor#include ⑶ Poor Lifting methodThere are two integers a and B:①i=1② If a, B can be divisible by I at the same time, then t=i③i++④ If I ⑤ If i > A (or b), then T is greatest common divisor, endingImproved:①i= A (or b)② If a, B can be divisible by I at the same time, then I is greatest common divisor,End③i--, go back and run ②.There are two integers a and B:①i=1② If a, B can be divis

System;Namespace Shellsorter{public class Shellsorter{public void Sort (int [] list){INT Inc;For (inc=1;incfor (; inc>0;inc/=3){for (int i=inc+1;i{int t=list[i-1];int j=i;while ((J>inc) (list[j-inc-1]>t)){LIST[J-1]=LIST[J-INC-1];J-=inc;}list[j-1]=t;}}}}public class MainClass{public static void Main (){Int[] Iarrary=new int[]{1,5,13,6,10,55,99,2,87,12,34,75,33,47};Shellsorter sh=new Shellsorter ();Sh. Sort (iarrary);for (int m=0;mConsole.Write ("{0}", Iarrary[m]);Console.WriteLine ();}}}Classic

;3)12-3=9 (9>3) 9-3=6 (6>3)6-3=3 (3==3)Therefore, 3 is the greatest common divisor#include ⑶ Poor Lifting methodThere are two integers a and B:①i=1② If a, B can be divisible by I at the same time, then t=i③i++④ If I ⑤ If i > A (or b), then T is greatest common divisor, endingImproved:①i= A (or b)② If a, B can be divisible by I at the same time, then I is greatest common divisor,End③i--, go back and run ②.There are two integers a and B:①i=1② If a, B can be divisible by I at the same time, then t=

Method One: Incremental construction methodUnderstanding recursion has to understand what a function does.#include { printf ("{"); for (int i=0;i, A[i]); printf ("}\n"); int mi=cur?a[cur-1]+1:0; Use dictionary order to avoid duplicate printing for (int i=mi;i { a[cur]= }}int main () {int n; int a[ 10]={}; scanf ("%d",N); Print_subset (n,a,0);//initially a subset of 0 elements is stored in a, starting to recursively print return 0;} Method Two: Bit vector methodEnumer

This article mainly introduces the speed test and comparison code for various encryption algorithms and Hash algorithms in PHP. If you want to select an encryption algorithm, you can consider it as a performance factor. For more information, see This article mainly introduces the speed test and comparison code for various encryption algorithms and Hash

The data definition of a binary tree is realized in C language. The construction and destruction of a binary tree, as well as the recursive algorithms of the first, middle, and back orders are being studied. /* Optional /*--------------------------------------------------------------------------------------------*/ // The binary tree binary linked list storage structure is implemented in C language. // Implement recursion of the first, middle, and las

Preface　　 Although we know the principle of KMP algorithm, that is, to find the maximum length of the same prefix suffix K for P0 · Pi. But the question is how to find the maximum length of the prefix suffix? I think many posts on the Internet are not very clear, and I always feel that I have not penetrated the layer of paper. Later I looked at the introduction to algorithms. Although the 32-Chapter string matching mentioned the correctness of the pre

function but not user-oriented interfaces are _ xxxx (except sort ..) // Sort // insert sorting here is consistent with the pseudo code in introduction to algorithms // pair iterator [first, last) elements in the range are sorted incrementally. template The average complexity of quicksort is O (nlgn), but the worst time complexity of the release version we use here is O (nlgn) // Policy 1: three-point median primary key/Three-point median template

1. Employment issues (1) Ask questions Your boss has asked you to hire a programmer for the company, and now there are n individuals who have cast their resumes. You randomly pick one of these n resumes every day, and then let the corresponding candidates come to the interview, and each interview will cost C1. And your employment principle is: If the current programmer is better than the current programmer, then you quit the current programmer, and expensive C2 to hire the interview of the pr

Detailed description of distributed algorithms and NoSQL algorithms in nosql Databases Today, we will study some distributed strategies, such as replication in fault detection. These strategies are marked in italics and divided into three parts: Data consistency. NoSQL requires a balance between consistency, fault tolerance, and performance of distributed systems, low latency, and high availability. Gene

What is the algorithm?To give a simple exampleThat year Liu Jingsheng critically ill Liu Qi was involved in the succession of things helpless to Zhuge LiangAbove the ancient Bingshu to be invited by the Ming-hung loft talk ....Zhuge Liang once said that the beginning of the book is Zhenfa from the heartSo the progress of ancient military advisers is also seenThe same is true of algorithms, although we as web back-end developersBut every day saw and he

The first chapter mainly discusses some concepts, what is the algorithm, why the algorithm is worth studying.Deep impression is the last sentence of the chapter, whether it has a solid foundation of algorithmic knowledge and technology is a distinguishing feature between a truly skilled programmer and a beginner. With modern computing, if you don't know much about algorithms, you can do a few things, but if you have a good algorithmic background, you

Algorithm is a programmer must be a skill, often appear in the interview, the following summarizes the interview in the common algorithms, these algorithms should be kept in mind, the programmer should be very skilled.Insert Sort AlgorithmPrinciple: Divide the array into unordered and ordered two regions, and then continuously insert the first element of the unordered area into the ordered area in order of

Recursive algorithms of Data Structures and Algorithms C ++ and PHP implement recursive algorithms: they call their own algorithms directly or indirectly. Implementation process: you can use a function or sub-process to complete recursive operations by directly or indirectly calling the code in a function or sub-proc

In the case of employment issues, if the applicant appears in a random order, the expected number of times to hire a new office assistant is lnn. This algorithm changes with the input changes. For a specific input, it will alwaysGenerate a fixed number of hires. If the applicant is randomly arranged first, the random occurrence occurs in the algorithm instead of in the input distribution.The execution of this algorithm depends on random selection instead of input.This is the difference between R

Today, why do we need to use algorithms?What is the algorithm? Algorithm is: Refers to the problem solving scheme accurate and complete description, is a series of clear instructions to solve problems, the algorithm represents a systematic approach to describe the problem-solving strategy mechanism. In other words, the input of a certain specification can be obtained in a limited time with the required output. If an algorithm is defective, or is not s