Coding Interviews Preparation and practice for coding interviews. Hope you enjoy and help is more than welcome :) Arithmetic, Lists & Iteration Pair Sum (Java) Trio Sum (Java) Binomial Coeficient (Python) Roman to Decimal (Python) Count Swaps (Java) Gifting Groups (Java) Hills Count Last Repeat Validate Parenthesis Validate Parenthesis Object Orientation Iter Keeper (Java) 2D Algorithms Queens II (Java) Robot Loop (Java) Countries Count (TODO) Find Path (TODO) Notorious Algorithms Cheap Trip (Java)