I built a Rust-powered Wavelet Matrix library for Python. There were surprisingly few practical Wavelet Matrix implementations available for Python, so I implem...
Problem Link Insert Delete GetRandom O1 – LeetCodehttps://leetcode.com/problems/insert-delete-getrandom-o1/ Solution java class RandomizedSet { ArrayList list;...
Hello, I'm Maneshwar. I'm working on FreeDevTools onlinehttps://hexmos.com/freedevtools, currently building one place for all dev tools, cheat codes, and TLDRs...
Welcome to Day 66 of the 80DaysOfChallenges journey! This intermediate challenge focuses on inverting a binary tree by recursively swapping left and right child...
Article URL: https://h4x0r.org/ring/ Comments URL: https://news.ycombinator.com/item?id=46288286 Points: 9 Comments: 1...
Introduction Heaps are a fundamental data structure in computer science, commonly used to implement priority queues and optimize algorithms. In this article we...
Why I Do Advent of Code Advent of Code has become a yearly thing for me. It’s a way to keep my algorithmic and data‑structure skills sharp, and something I loo...
Article URL: https://bluuewhale.github.io/posts/building-a-fast-and-memory-efficient-hash-table-in-java-by-borrowing-the-best-ideas/ Comments URL: https://news....
!Cover image for From Algorithms to Adventureshttps://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-...
What Actually is an ArrayList? Under the hood, an ArrayList still uses an array, but it handles all the resizing logic for you. When it runs out of space, it c...
What Exactly is .length in Java Arrays? In Java, an array is a container object that holds a fixed number of values of a single type. The .length is a final fi...
Welcome to Day 63 of the 80DaysOfChallenges journey! This intermediate challenge tackles the powerhouse Merge K Sorted Lists problem LeetCode 23, where you fuse...
