CS61Bee

CS 61B Spring 2025

Instructors: Justin Yokota, Josh Hug / Lecture: 1-2PM MWF, VLSB 2050 Zoom

Weekly Schedule

Skip to current week

Wk. Date Lecture
(Playlist, Code)
Readings Discussion
Lab Homework Project
1
Survey
Wed
Jan 22
1. Intro, Instance Variables
Video / Recording / Pacing
Ch 1No Discussion Lab 1: Setup, Git
(due 1/24)
Slides
Homework 0A
(due 1/24)
Fri
Jan 24
2. Defining and Using Classes. Lists, Sets and Maps
Video / Recording / Pacing
Ch 2Mini-Project 0: 2048
(due 2/3)
2
Survey
Mon
Jan 27
3. References, Recursion, IntLists
Video / Recording / Pacing
Ch 31. Introduction to Java
Regular / Solutions / Video / Slides
Exam Prep / Solutions / Video / Slides
Lab 2: Debugging
(due 1/31)
Slides
Homework 0B
(due 1/29)
Wed
Jan 29
4. SLLists, Nested Classes, Sentinel Nodes
Video / Recording / Pacing
Ch 4Homework 1
(due 02/7)
Fri
Jan 31
5. DLLists, Arrays
Video / Recording / Pacing
Ch 5, Ch 6
3
Survey
Mon
Feb 03
6. Testing
Video / Recording / Pacing

Bonus Video

Ch 7, TDD is dead, Unit Tests Are Waste, Response2. Scope, Static, Linked Lists, Arrays
Regular / Solutions / Video / Slides
Exam Prep / Solutions / Video / Slides
Lab 3: Debugging (Part 2)
(due 2/07)
Slides
Wed
Feb 05
7. ArrayLists, Resizing
Video / Recording / Pacing

Bonus Video

Ch 8Project 1A: LinkedListDeque
(due 2/10)
Fri
Feb 07
8. Interface and Implementation Inheritance
Recording / Pacing
Ch 9,
4
Survey
Mon
Feb 10
9. Subtype Polymorphism, Comparators, Comparables, Generic Functions
Recording / Pacing
Ch 103. Interface Inheritance, Comparables/Comparators, Generic Functions
Regular / Solutions / Video / Slides
Exam Prep / Solutions / Video / Slides
Lab 4: Git
(due 2/14)
Slides
Wed
Feb 12
10. Iterators, Object Methods
Video / Recording / Pacing
Ch 12Project 1B: ArrayDeque, Deque
(due 2/19)
Fri
Feb 14
11. Asymptotics I
Video / Recording / Pacing
5
Survey
Mon
Feb 17

No Lecture (President’s Day)

4. Iterators, Iterables, Asymptotics
Regular / Solutions / Video / Slides
Exam Prep / Solutions / Video / Slides

No Lab


Wed
Feb 19
12. Ask Anything (midterm prep)
Thu
Feb 20

Midterm 1 (8pm - 10pm)

Fri
Feb 21
13. Asymptotics II
Recording / Pacing
Ch 13
6
Survey
Mon
Feb 24
14. Asymptotics III
Video / Recording / Pacing
Ch 155. Asymptotics II
Regular / Solutions / Video / Slides
Exam Prep / Solutions / Video / Slides
Lab 5: Project 1 Review
(due 02/28)
Wed
Feb 26
15. Disjoint Sets
Video / Recording / Pacing
Ch 14Homework 2
(due 03/07)
Fri
Feb 28
16. Extends, Sets, Maps, and BSTs
Video / Recording / Pacing
Ch 16Project 2A: NGrams
(due 3/12)
7
Survey
Mon
Mar 03
17. B-Trees (2-3, 2-3-4 Trees)
Video / Recording / Pacing
Ch 176. Disjoint Sets, ADTs, BSTs
Regular / Solutions / Video / Slides
Exam Prep / Solutions / Video / Slides
Lab 6: BSTMap
(due 03/07)
Slides
Wed
Mar 05
18. Red Black Trees
Video / Recording / Pacing
Ch 18
Fri
Mar 07
19. Hashing I
Video / Recording / Pacing
Ch 19
8
Survey
Mon
Mar 10
20. Hashing II
Video / Recording / Pacing
Ch 207. B-Trees, LLRBs, Hashing
Regular / Solutions / Video / Slides
Exam Prep / Solutions / Video / Slides
Lab 7: HashMaps
(due 3/14)
Slides
Homework 3
(due 04/04)
Wed
Mar 12
21. Heaps and Priority Queues
Video / Recording / Pacing
Ch 21
Fri
Mar 14
22. Tree and Graph Traversals
Video / Recording / Pacing
Ch 22Project 2B: Checkpoint
(due 3/21)
9
Survey
Mon
Mar 17
23. Graph Traversals and Implementations
Video / Recording / Pacing
Ch 238. Graphs, Heaps
Regular / Solutions / Video / Slides
Exam Prep / Solutions / Video / Slides
Lab 8: LLRBs
(due 3/21)
Slides
Wed
Mar 19
24. Shortest Paths
Video / Recording / Pacing
Ch 24
Fri
Mar 21
25. Minimum Spanning Trees
Video / Recording / Pacing
Ch 25
10
Survey
Mon
Mar 24

Spring Break

No Discussion

No Lab


Project 2B: Wordnet
(due 4/4)
Wed
Mar 26
Fri
Mar 28
11Mon
Mar 31
26. Directed Acyclic Graphs
Video / Recording / Pacing
Ch 289. Shortest Paths, MSTs
Regular / Solutions / Video / Slides
Exam Prep / Solutions / Video / Slides
Lab 9: Introduction to Project 3 (Optional)
Wed
Apr 02
27. Tries and Midterm 2 Review
Video / Recording / Pacing
Ch 26
Wed
Apr 02

Midterm 2 (8pm - 10pm)

Fri
Apr 04
28. Basic Sorts
Video / Recording / Pacing
Ch 29
12
Survey
Mon
Apr 07
29. Software Engineering I - Project 3
Recording
10. Graphs II, Tries
Regular / Solutions / Video / Slides
Exam Prep / Solutions / Video / Slides
Lab 10: Tetris (Optional)
Project 3A: World Generation
(due 4/18)
Wed
Apr 09
30. Merge Sort, Insertion Sort, and Quick Sort
Video / Recording / Pacing
Ch 30
Fri
Apr 11
31. Software Engineering II [Optional]
Recording
13
Survey
Mon
Apr 14
32. Software Engineering III - Project 3
Video
Ch 3211. Sorting
Regular / Solutions / Video / Slides
Exam Prep / Solutions / Video / Slides

Project 3 Workday


Homework 4
(due 05/04)
Wed
Apr 16
33. More Quicksort, Quick Select, Stability
Video / Recording / Pacing
Ch 32
Fri
Apr 18
34. Sorting and Algorithmic Bounds
Video / Recording / Pacing
Ch 34
14
Survey
Mon
Apr 21
35. Software Engineering IV [Optional]
Recording
12. Sorting II
Regular / Solutions / Video / Slides
Exam Prep / Solutions / Video / Slides

Project 3 Workday


Project 3B: Interactivity
(due 4/29)
Wed
Apr 23
36. Radix Sorts
Video / Recording / Pacing
Ch 35
Fri
Apr 25
37. Sorting Conclusion, Algorithm Design Practice
Video / Recording / Pacing
Ch 36
15
Survey
Mon
Apr 28
38. Compression [Optional]
Recording
Ch 3813. Goodbye, Fun

Project 3 Demos


Wed
Apr 30
39. P vs NP [Optional]
Recording
Ch 39
Fri
May 02
40. Summary, Fun [Optional]
Recording
16Mon
May 05

No Lecture (RRR Week)

No Discussion

No Lab


Wed
May 07
Fri
May 09
17Tue
May 13

Final Exam (Tue, May 13, 8–11am)



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