Lesson 13: Data Structures: Maps and Sets (Slides)

Pre-work

Please review the following resources before lecture:

• Map and HashMap in Java - Full Tutorial (Video)
• Maps vs. Objects in JavaScript - What's the Difference? (Video)

Homework

• Implement the findPermutationDifference method in Lesson13.java.
• Do pre-work for lesson 14.

Extra Credit

• Implement the TypeScript version in lesson13.ts.