This article summarizes many common problem types in C language, which can help everyone learn and review the basics of C language. If you have better solutions, feel free to leave a message!!!Reverse OrderOutput a given number in reverse order // Reverse output of an input integer #include <stdio.h> int main() { int i, a … Read more
1. Detailed Explanation of Core Topics for C++ GESP Level 5 According to the official GESP syllabus and analysis of past exam questions, the Level 5 exam mainly covers the following knowledge points: 1. Elementary Number Theory Core Content: Prime number determination (Sieve of Eratosthenes, linear sieve), greatest common divisor (Euclidean algorithm), congruences and modular … Read more
GESP Programming Ability Certification Standards from Level 1 to Level 8 (Syllabus)Download link:https://gesp.ccf.org.cn/101/1008/10012.htmlLevel 3 Knowledge Content (C++)The following is a detailed explanation of these knowledge points based on the GESP Level 3 C++ programming language syllabus:1. Data Encoding (Original Code, Inverse Code, Complement Code) 1. Original Code Original code is the most intuitive encoding method. … Read more
📌 Problem Description Write a program to input an integer array, remove duplicate elements in place, and return the new array content. Requirements: Space complexity O(1), meaning no extra array memory allocation Maintain the order of elements Example: Input: 3 2 2 4 3 → Output: 3,2,4 Input: 5 5 5 → Output: 5 Difficulty:⭐️⭐️ … Read more
Recently, I worked on a project that involved selecting some encryption algorithms, and I would like to summarize them here to deepen our understanding of encryption. The most commonly used encryption algorithms can be summarized as one-way encryption and two-way encryption. They are quite simple and not difficult to understand. However, I believe it is … Read more
1. Introduction to std::max_element <span>std::max_element</span> is an efficient algorithm provided in the C++ Standard Library’s <span><algorithm></span> header file, used to find the maximum element within a given range. It has the following advantages over manually written loops: Simplicity: One line of code replaces multiple lines of loops Safety: Automatically handles boundary conditions Generality: Applicable to … Read more
C Language Interview: Project Experience and Code Examples Sharing In C language interviews, project experience and practical coding skills are crucial assessment components. This article will help foundational users understand relevant concepts and improve their performance in interviews through some common project cases and corresponding code examples. 1. Professional Background and Project Experience As a … Read more
▲ For more exciting content, please click the blue text above to follow us! Nowadays, the variety and quantity of sensors are increasing, and many of these sensors utilize analog signals, which rely on ADC. However, the analog signals collected by our microcontroller’s ADC generally undergo “filtering” processing before they can be used. Below, we … Read more
Python, as a programming language widely used in various fields such as data science, artificial intelligence, and web programming, not only tests programming skills and logical thinking but also challenges innovative thinking and a deep understanding of language features. Challenges in Python Problem-Solving Approaches In practical application scenarios, Python problem-solving approaches face numerous challenges and … Read more
Combining Iterators and Algorithms in C++ In C++, iterators and algorithms are two important concepts that together form the core of the STL (Standard Template Library). In this article, we will delve into how to combine iterators with algorithms to operate on container data more efficiently. What is an Iterator? An iterator is an object … Read more