One handed kill through classic linked list question Pt 3 - LeetCode ladder crossing robbery
Traditional artistic ability 😎
Xiaobian is a freshman with double non undergraduate courses. I won't repeat it. You are welcome to give advice (QQ: 1319365055) Previous blogs Point me! Point me! Please search blogger [know the blue of the sky] Joe Joe's gitee code base (grey man) Welcome to visit, click me!
🎉🎉 Non Keban transcoding commun ...
Posted by khaldryck on Mon, 04 Apr 2022 07:37:10 +0300
Arduino / * Sensor usage guide
Tip: after the article is written, the directory can be generated automatically. Please refer to the help document on the right for how to generate it
preface
1, Key module (HW-483)
1. Circuit connection This is a pattern of pull-up resistance. When the key is not pressed at ordinary times, Pin0 is normally at high level, and the pr ...
Posted by benyhanna on Mon, 04 Apr 2022 06:59:16 +0300
STM32 serial port experiment
Before, I realized the running lamp, buzzer and button. After that, I didn't have time. After the Qingming holiday, I continued to practice. The serial port is still used in this experiment.
First, the pin of serial port 1 corresponds to PA9 and PA10
Then it is necessary to start 2 bits of clock APB2 of GPIOA
Then you need to start bit 14 ...
Posted by alkhatareykha on Sun, 03 Apr 2022 16:34:27 +0300
Lecture 2: process control
Process control
I What is process control
Sequence of program code execution
II Classification of process control
1. Sequential execution
2. Select execute
3. Circular execution
Description: select execution
definition
Some codes may or may not be executed, and some codes are selectively executed
classification
if statement
1. The s ...
Posted by idris on Sun, 03 Apr 2022 12:00:50 +0300
Implementation of < data structure > stack
catalogue
preface
Concept of stack
Stack structure
Implementation of stack
Create stack structure
Initialization stack
Destroy stack
Push
Out of stack
Get stack top element
Get the number of valid elements in the stack
Check whether the stack is empty
Total code ...
Posted by Repgahroll on Sun, 03 Apr 2022 11:21:08 +0300
Summary of AWTK custom control development -- Jiugongge password control
preface
[AWTK]( https://github.com/zlgopen/awtk )The full name of Toolkit AnyWhere is an open source GUI engine developed by ZLG. It aims to build a general GUI engine for embedded systems, WEB, various applets, mobile phones and PC s, and provide users with a powerful, efficient, reliabl ...
Posted by NeilB on Sat, 02 Apr 2022 21:07:19 +0300
Custom type structure, enumeration, Union (common body)
Structure;
Structure type
Structure classification
Structure variable definition and initialization
Structural transmission parameters
Structural position segment
Enumeration;
Enumeration type definition
Enumeration advantages
Enumeration use
Joint;
Union type definition
Joint characteristics
Joint size calculation
Structure dec ...
Posted by abduljan on Sat, 02 Apr 2022 16:18:36 +0300
va_start(ap,fmt),explicit,const
Tip: after the article is written, the directory can be generated automatically. Please refer to the help document on the right for how to generate it
preface
With the learning of C + +, questions also appear one after another.
1, va_start(ap,fmt),explicit,const
1.va_start(ap,fmt);
c can handle variable length parameters, such as ...
Posted by CodeEye on Sat, 02 Apr 2022 16:09:11 +0300
Math problems - study notes
Simple mathematics
pat b1019 digital black hole
Given any four digit positive integer whose digits are not exactly the same, if you first sort the four digits in non increasing order, then sort them in non decreasing order, and then subtract the second digit from the first digit to get a new digit. If you keep doing this, you will soon stop a ...
Posted by mlschutz on Sat, 02 Apr 2022 12:29:55 +0300
Array and pointer of C language function call
Array: an array is a continuous memory space used to store multiple identical data types, and its array name represents the first address of this spacePointer: pointer is also a variable, but unlike other variables, it stores the first address of another section of memory
Here, we need to note that the array name is the first address of the a ...
Posted by TMX on Sat, 02 Apr 2022 09:44:00 +0300