Algorithms to Remove All Adjacent Duplicates In a String
Given a string S of lowercase letters, a duplicate removal consists of choosing two adjacent and equal letters, and removing them. We repeatedly make duplicate removals on S until …
The NegaBinary Algorithm – How to Convert to Base Minus Two (-2) ?
We know the binary conversion, which is base two. The algorithm to convert to binary for a decimal integer, is to divide by two and concatenate the remainder in …
Greedy Algorithm to Find the Largest Perimeter Triangle by Sorting
Given an array A of positive lengths, return the largest perimeter of a triangle with non-zero area, formed from 3 of these lengths. If it is impossible to form …
How to Keep Your WordPress Website Secure?
WordPress is the most popular content management platforms. Unfortunately, it’s not only popular with bloggers and businesses, but also for malicious actors: hackers, spammers, nefarious governments, and more. Even …
How to Find Largest Value in Each Tree Row/Level using BFS or DFS Algorithm?
You need to find the largest value in each row of a binary tree. Example: Input: 1 / \ 3 2 / \ \ 5 3 9 Output: This …
How to Start a Podcast on WordPress?
Podcasts are becoming quite popular these days and for good reason. Many people like to listen to something motivational or useful while on the go. It’s like the radio. …