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CS61Bee

CS 61BL Summer 2025

Instructors: amanda zhang, Amy Wang, Andrew Xu, Benjamin Yi, Codey Ma, Dennis Koh, Julian Tuazon, Karen Meng, Lawrence Wu, Michelle Koga, Miller Liu, Stanley Li, Wilson Fung, Yashna Hasija, Yinqi Yi / Lecture: MW 9-10am, Evans 10 [Zoom, Playlist]

Course Calendar

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Wk. Date Lecture Recording Lab Homework Project
1
Survey
Mon
Jun 23
0. Introduction and Logistics
Pacing / Textbook: Course Policies

1. Introduction to Java, Git, and Setup
Video / Pacing / Textbook: Ch 1
Link (6/23)Lab 0: Introduction to Java, Git, and Setup
(due 6/24)
Homework 0A
(due 01/24)
Project 0: 2048 Checkpoint
(due 06/26)
Tue
Jun 24


Lab 1: Conditionals, Loops, and Arrays (Optional?)
(due 6/25)
Wed
Jun 25
2. Primitives and Objects
Video / Pacing / Textbook: Ch 2, Ch 6

3. Testing
Video / Pacing / Textbook: Ch 7
Link (6/25)Lab 2: Primitives and Objects
(due 6/26)
Homework 0B
(due 01/29)
Thu
Jun 26


Lab 3: Debugging & Test-Driven Development
(due 6/30)
Homework 1
(due 02/07)
Fri
Jun 27


Theoretical #0: Introduction to Java Programming

Worksheet / Solutions
Slides
Project 0: 2048
(due 06/29)
2
Survey
Mon
Jun 30
4. Linked Lists
Video / Pacing / Textbook: Ch 3, Ch 4, Ch 5, Ch 8

5. Abstract Data Types
Video / Pacing / Textbook: Ch 16.1
Link (6/30)Lab 4: Linked Lists
(due 2/14)
Project 1: Deques Checkpoint
(due 07/03)
Tue
Jul 01


Lab 5: Abstract Data Types
(due 02/28)
Wed
Jul 02
6. Inheritance
Video / Pacing / Textbook: Ch 9, Ch 10

7. Comparison, Iterators, and Generics
Video / Pacing / Textbook: Ch 11, Ch 12
Link (7/2)Lab 6: Inheritance
(due 03/07)
Thu
Jul 03


Lab 7: Comparison, Exceptions, and Iteration
(due 3/14)
Fri
Jul 04


No Lab


Project 1: Deques
(due 07/06)
3
Survey
Mon
Jul 07
8. Asymptotics
Video / Pacing / Textbook: Ch 13

9. Asymptotics, Measuring Code Efficiency
Video / Pacing / Textbook: Ch 15
Link (7/7)

Theoretical #1: Object Oriented Programming and Abstract Data Types

Worksheet / Solutions
Slides / Video
Project 2A: NGrams
(due 07/13)
Tue
Jul 08


Lab 8: Runtime Analysis
(due 3/21)
Wed
Jul 09
10. Introduction to Trees and Traversals
Video / Pacing / Textbook: Ch 22.1-22.2

11. Binary Search Trees: Derivation
Video / Pacing / Textbook: Ch 16.2-16.7
Link (7/9)Lab 9: Trees and Traversals
(due 3/21)
Thu
Jul 10


Lab 10: Binary Search Trees
(due 3/21)
Fri
Jul 11


Theoretical #2: Asymptotics and Trees

Worksheet
4
Survey
Mon
Jul 14
12. Balanced Search Trees
Pacing / Textbook: Ch 17, Ch 18

13. Hashing & Hash Tables
Pacing / Textbook: Ch 19, Ch 20
Link (7/14)Lab 11: Balanced Search Trees
(due 3/21)
Project 2B: Wordnet
(due 07/27)
Tue
Jul 15


Lab 12: Hashing
(due 3/21)
Homework 2
(due 03/07)
Wed
Jul 16
14. Heaps and Priority Queues
Pacing / Textbook: Ch 21

15. Exam Advice / Review
Lab 13: Heaps and Priority Queues
(due 3/21)
Thu
Jul 17


Theoretical #3: Binary Search Trees (Optional)

Worksheet
Fri
Jul 18

Midterm (7 - 9am 💀)



No Lab


5
Survey
Mon
Jul 21
16. Disjoint Sets
Pacing / Textbook: Ch 14

17. Introduction to Graphs
Video / Pacing / Textbook: Ch 22.3-22.4, Ch 23
Lab 14: Disjoint Sets
(due 3/21)
Tue
Jul 22


Lab 15: Graphs
(due 3/21)
Wed
Jul 23
18. Shortest Path Trees
Video / Pacing / Textbook: Ch 24

19. Minimum Spanning Trees
Video / Pacing / Textbook: Ch 25
Lab 16: Shortest Path Trees
(due 3/21)
Thu
Jul 24


Lab 17: Minimum Spanning Trees
(due 3/21)
Fri
Jul 25


Theoretical #4: Hashing, Heaps, and Union Find

Worksheet
6
Survey
Mon
Jul 28
20. BYOW Introduction
Video / Pacing / Textbook: Project 3 Spec

21. Sorting
Video / Pacing / Textbook: Ch 29
Lab 18: Build Your Own World Introduction
(due 3/21)
Project 3A: World Generation
(due 08/03)
Tue
Jul 29


Lab 19: Comparison Sorts
(due 3/21)
Wed
Jul 30
22. Quicksort
Video / Pacing / Textbook: Ch 30, Ch 32, Ch 34

23. Radix Sorts
Video / Pacing / Textbook: Ch 35, Ch 36
Lab 20: Counting Sorts
(due 3/21)
Thu
Jul 31


TBD


Fri
Aug 01


Theoretical #5: Graphs

Worksheet
7
Survey
Mon
Aug 04

Special Topics


Video / Pacing /

TBD


Project 3B: Interactivity
(due 08/10)
Tue
Aug 05


TBD


Wed
Aug 06

AMA


Video / Pacing /

TBD


Thu
Aug 07


TBD


Fri
Aug 08
24. Review?
Video / Pacing /

Theoretical #6: Sorting

Worksheet
8
Survey
Mon
Aug 11


BYOW Presentations! (Optional)


Tue
Aug 12

Final Exam (Tues, Aug 12, 3-6am 😃)



No Lab


Wed
Aug 13


No Lab


Homework 4
(due 05/04)
Thu
Aug 14


No Lab


Fri
Aug 15


Lab 21: