Definition: Big O notation is a way to describe the upper bound of the running time or space complexity of an algorithm in terms of the input size. It provides an asymptotic upper bound, expressing ...

This is a collection of snippets of basic data structures and algorithms written in Python. Most of the algorithms here come from this book but are re-written in a Python-specific manner.

This tutorial series is a beginner’s guide to data structures and algorithms in Java. You’ll learn: How to recognize and use array and list data structures in your Java programs.

explain basic abstract data types and data structures, including lists, queues, hash tables, trees, and graphs; explain some of the algorithms used to manipulate and query these data structures in an ...