Understanding Recursion in Java | Lecture 21 – Prof. Robert Sedgewick | Princeton Programming Course

Lecture 21: Understanding Recursion in Java
🧱 Originally titled “Foundation,” this lecture from Princeton University’s Programming with a Purpose course explores the powerful concept of recursion in Java programming.

🔍 In this 11-minute lecture, you'll learn:

What recursion is and how it works

The base case and recursive step

Visualizing recursion with call stacks

Examples of recursive functions in Java

When and why to use recursion instead of loops

👨‍🏫 Instructor: Professor Robert Sedgewick
🏫 Institution: Princeton University
📘 Course: Programming with a Purpose
🧠 Lecture #: 21 – Recursion Fundamentals

🧠 Ideal for:

Java beginners

CS students learning problem-solving techniques

Anyone who struggles with recursion

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