catalogue
1. What is a thread
1.1 process and thread
1.2 threads
1.3 development history of threads
2. How to create and use threads
2.1 pthread_ The create function creates a thread
2.2Β pthread_ Use of the create function
2.3} when the main thread ends, the branch thread will also end
2.4) multiple threads in the same process sha ...

Posted by denzlite on Sat, 23 Apr 2022 09:44:56 +0300

catalogue
π€1. What is function recursion
π€1) Recursive definition
π€2) Recursion is the main way of thinking (making big things small)
π€3) Advantages of recursion
π2. Two necessary conditions of recursion
π1)
π2)
β€οΈ3. Introduction to exercises
β€οΈ1) Print each bit of an integer (recursive implementation)
β€οΈ2) factorization of n ( ...

Posted by agadgil on Sat, 23 Apr 2022 07:30:52 +0300

1, Dynamic programming concept
The dynamic programming algorithm is similar to the divide and conquer method. Its basic idea is to decompose the problem to be solved into several sub problems. First solve the sub problems, and then get the solution of the original problem from the solutions of these sub problems.
Different from the divide ...

Posted by rane500 on Sat, 23 Apr 2022 05:56:27 +0300

Sort Template
Quick Sort and Merge Sort of Primary Records
Quick sorting mainly deals with the left and right ends before recursion
Merge sort is recursive first, on both the left and right ends of the process
Topic Overview:
Give you an integer column of length n.
Please use Quick Sort to sort this column from smallest to larges ...

Posted by dspeer on Fri, 22 Apr 2022 20:02:54 +0300

Introduction of this issue π
This paper mainly introduces how to quickly screen prime numbers, and explains in detail the N states of trial division and screening π.
catalogue π
prefaceTrial division
Realm 1 (Trial Division from 2 - (n-1))Realm 2 (excluding the sum of multiples of 2)Realm 3 (Trial Division from 2 to sprt(n)) Scree ...

Posted by bdbush on Thu, 21 Apr 2022 20:42:58 +0300

1, One dimensional array creation and initialization.
1. An array is a collection of elements of the same type. How to create an array:
type_t arr_name [const_n]; //type_t is the element type of the index group //const_n is a constant expression that specifies the size of the array
Instance of array creation:
//Code 1 int arr1[1 ...

Posted by bigMoosey on Wed, 20 Apr 2022 09:43:33 +0300

π preface
This article will use vernacular and diagrams to explain the traversal of the initial order of binary tree and related exercises. Xiaobai, who is a beginner of binary tree, will see it at a glance. The addition, deletion, query and modification of ordinary binary tree is of no value. It is too troublesome to store data with i ...

Posted by Charles Wong on Tue, 19 Apr 2022 13:58:51 +0300

Hello, friends. I'm Muxi Xi. You can call me Xiaomu π Author home page: Muxi Xi's personal blog home page.π Series column: c language practice. π Like friends, Xiaomu likes editing and typing code every day π€οΌ Lose weight and become addicted to study. It is a great honor to share what I have learned with you, make progress with you, and be ...

subject
Portal
In MATLAB, there is a very useful function reshape, which can reshape a matrix into another new matrix of different sizes, but retain its original data. A matrix represented by a two-dimensional array and two positive integers r and c are given to represent the number of rows and columns of the matrix to be reconstructed res ...

Posted by dipenmistry on Mon, 18 Apr 2022 15:25:30 +0300

[II. Airplane game (1)]
In this section, we will be in the previous section Bounce Away Complete a simple aircraft game based on the implementation.
scanf controls aircraft movement
We can use scanf function to detect the input, using a, s, D and W respectively To control the X and Y coordinates to realize the movement of the aircraft. ...

Posted by pablogosse on Mon, 18 Apr 2022 06:59:45 +0300