Iterative AVL Trees - Insertion

In the past I've primarily used two sources as reference material while implementing AVL trees: the example in Mastering Algorithms with Perl from O'Reilly, and Robert Sedgewick's description of the implementation from his book Algorithms. Both of thes

A backtracking Solution to the Pattern132 Problem

Pattern132 is an interesting problem I've seen floating around on various message boards. It is a constraint satisfaction problem that I've seen all manner of solutions for ranging from dynamic programming, to straight brute force iteration. When I fir

Prim's Minimum Spanning Tree Algorithm

Functional Enlightenment and the Java Streams API

Functional Programming with Java

Early in my career, I had a lead developer on a project who during code review, much to my chagrin, kept making me re-write what was in my opinion “perfectly good, working code”. To my lead however

Enforcing uniqueness of objects in std::set<> and std::unordered_set<>

Unique Collections

 Knowing that a collection is comprised of unique only items if a very useful thing indeed. It's so useful that this concept is the basis of one of the fundamental data structure: the Set. While this is not the on

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