This repository contains my implementations of fundamental Data Structures and Algorithms in C. It is organized topic-wise (Arrays, Searching, Sorting, Stacks, Queues, Linked Lists, Trees, Graphs), ...

A focused, topic-based Java collection of LeetCode solutions. This repo groups problems by pattern and data structure. It contains code examples, short explanations, and a study plan you can follow ...

The CodeChef IDE lets you code right in your browser, making it easy to start practicing with their problem sets. Understanding time and memory limits is key; your code needs to be both fast and ...

ChatGPT can help write code in many languages, but it’s a tool to assist, not replace, human programmers. Writing good ...

在你学编程的过程中，总有一些算法的名字反复出现，像 “A*算法”、“贪心算法”、“动态规划”等等，听起来高深莫测，不明觉厉。其实这些算法解决的，都是我们开发中常见的问题。你可能在无意间已经用到过很多。今天，Crossin ...