Deep Copy 1980s Video Games Inventory

Swap Even Node Subtrees in Binary Tree

Construct AVL Tree with Strict Subtree Balance

Toggle Lights on 2D Grid with Bitwise Operations

Iterative Flip Half of Even Linked List

Count Even Numbers in Array Range Recursively

Stable Quicksort on Linked List with Blanks

Superhero Queue Simulation

Linear Probing with Flawed Hash Function

Hybrid Sorting Run Time Analysis

Permutation Time Calculation for Factorial Growth