CS 61A: Structure and Interpretation of Computer Programs

Fall 2024: Mon, Wed, Fri 1pm in 150 Wheeler

Announcements: Friday, December 6

  • Homework 11 due Sunday 12/15.
  • Review sessions next week will be announced on Ed.

Announcements: Wednesday, December 4

  • Homework 10 due Thursday 12/5.
  • Optional: Scheme Recursive Art Contest entries due Wednesday 12/4.

Announcements: Monday, December 2

  • Homework 9 deadline extended to Monday 12/2.
  • Homework 10 due Thursday 12/5.
  • Optional: Scheme Recursive Art Contest entries due Wednesday 12/4.

Announcements: Monday, November 25

  • Lecture on Monday 11/25 is Zoom only: Zoom link
  • Homework 9 deadline extended to Monday 12/2.

  • Scheme project due Tuesday 11/26.

    • Early submission bonus point for submitting by Monday 11/25.
    • Office hours are online Thanksgiving week.
  • Optional: Scheme Recursive Art Contest entries due Wednesday 12/4.
  • No lab/discussion Thanksgiving week.

Announcements: Friday, November 22

  • Lecture on Monday 11/25 is Zoom only: Zoom link
  • Homework 9 deadline extended to Monday 12/2.

  • Scheme project due Tuesday 11/26.

    • Checkpoint 2 due Thursday 11/21.
    • Early submission bonus point for submitting by Monday 11/25.
  • Optional: Scheme Recursive Art Contest entries due Wednesday 12/4.
  • No lab/discussion next week.

Announcements: Wednesday, November 20

  • Homework 9 deadline extended to Monday 12/2.

  • Scheme project due Tuesday 11/26.

    • Checkpoint 2 due Thursday 11/21.
    • Early submission bonus point for submitting by Monday 11/25.
  • Optional: Scheme Recursive Art Contest entries due Wednesday 12/4.

Announcements: Friday, November 15

  • Homework 9 deadline extended to Monday 12/2.

  • Scheme project due Tuesday 11/26.

    • Checkpoint 1 due Monday 11/18.
    • Checkpoint 2 due Thursday 11/21.
    • Early submission bonus point for submitting by Monday 11/25.

Announcements: Wednesday, November 13

  • Homework 8 due Thursday 11/14.

  • Scheme project due Tuesday 11/26.

    • Checkpoint 1 due Monday 11/18.
    • Checkpoint 2 due Thursday 11/21.
    • Early submission bonus point for submitting by Monday 11/25.

Announcements: Friday, November 8

  • Homework 8 due Thursday 11/14.
  • Extension requests of up to 4 days will be automatically approved for assignments due this week (Lab 9, Homework 7).

Announcements: Wednesday, November 6

  • Homework 7 due Thursday 11/7.
  • Extension requests of up to 4 days will be automatically approved for assignments due this week (Lab 9, Homework 7).

Announcements: Monday, November 4

  • Homework 7 due Thursday 11/7.

Announcements: Monday, October 28

  • Ants project is due Wednesday 10/30.

    • Early submission bonus point Tuesday 10/29.

  • Midterm 2 is Friday 11/1 7pm-9pm.

  • No discussion this week on 10/30 & 10/31. Instead, you can sign up to form a study group in your regular discussion room & time (results).
  • No lecture Friday 11/1.

Announcements: Friday, October 25

  • Ants project is due Wednesday 10/30.

    • Early submission bonus point Tuesday 10/29.

  • Midterm 2 is Friday 11/1 7pm-9pm.

    • Seat assignments will be emailed to you before the exam (probably Thursday)
    • Complete the alteration request form by Sunday, 10/27 at 11:59pm for any seating/timing requests (including DSP students).
    • You may bring 2 2-sided sheets of notes.
    • The midterm 1 study guide and midterm 2 study guide will be printed for you and provided.

Announcements: Wednesday, October 23

  • Homework 6 is due Thursday 10/24.

  • Ants project is due Wednesday 10/30.

    • Early submission bonus point Tuesday 10/29.

  • Midterm 2 is Friday 11/1 7pm-9pm.

    • Seat assignments will be emailed to you before the exam (probably Thursday)
    • Complete the alteration request form by Sunday, 10/27 at 11:59pm for any seating/timing requests (including DSP students).
    • Arrive by 7pm to find your seat; the exam will start at 7:10pm.
    • The exam covers material in the videos through Monday 10/21 (Efficiency).
    • You may bring 2 2-sided sheets of notes.
    • The midterm 1 study guide and midterm 2 study guide will be printed for you and provided.
    • Past exams are in the Resources menu above.

Announcements: Monday, October 21

  • Homework 6 is due Thursday 10/24.

  • Ants project is due Wednesday 10/30.

    • Checkpoint 2 (most of the project) is due Tuesday 10/22.
    • Early submission bonus point Tuesday 10/29.

  • Midterm 2 is Friday 11/1 7pm-9pm.

    • Covers lecture material through Monday 10/21.

Announcements: Friday, October 18

  • Homework 6 is due Thursday 10/24.

    • You may not use AI tools other than the 61a-bot built into ok on homework.

  • Ants project is due Wednesday 10/30.

    • Checkpoint 2 (most of the project) is due Tuesday 10/22.
    • Early submission bonus point Tuesday 10/29.
    • You may not use AI tools on projects.
  • Midterm 2 is Friday 11/1 7pm-9pm.

Announcements: Wednesday, October 16

  • Homework 5 is due Thursday 10/17.

    • You may not use AI tools other than the 61a-bot built into ok on homework.

  • Ants project is due Wednesday 10/30.

    • Checkpoint 1 (3 questions) is due Thursday 10/17.
    • Checkpoint 2 (most of the project) is due Tuesday 10/22.
    • Early submission bonus point Tuesday 10/29.
    • You may not use AI tools on projects.

Announcements: Friday, October 11

  • Homework 5 is due Thursday 10/17.

    • You may not use AI tools other than the 61a-bot built into ok on homework.

  • Ants project is due Wednesday 10/30.

    • Checkpoint 1 (3 questions) is due Thursday 10/17.
    • Checkpoint 2 (most of the project) is due Tuesday 10/22.
    • Early submission bonus point Tuesday 10/29.
    • You may not use AI tools on projects.

Announcements: Wednesday, October 9

  • Homework 4 is due Thursday 10/10.

Announcements: Monday, October 7

  • Cats project is due Tuesday 10/8.

    • Early submission bonus point for finishing Monday 10/7.
    • Candy in office hours (at least until Halloween)
  • Homework 4 is due Thursday 10/10.
  • DeNero office hours 2-3pm Tuesday 10/8 in Warren 101BC (instead of 1-3pm).

Announcements: Friday, October 4

  • Cats project is due Tuesday 10/8.

    • Early submission bonus point for finishing Monday 10/7.
  • Homework 4 is due Thursday 10/10.

Announcements: Wednesday, October 2

  • Cats project is due Tuesday 10/8.

    • Checkpoint due Thursday 10/3 is most of the project.
    • Early submission bonus point for finishing Monday 10/7.
    • Rule from Lecture 1: Don't ask ChatGPT or other similar tools to write code for you.
    • Recommended: Don't use AI tools to help you with the project at all; just come to office hours.

Announcements: Monday, September 30

  • Cats project is due Tuesday 10/8.

    • Checkpoint due Thursday 10/3 is most of the project.
    • Early submission bonus point for finishing Monday 10/7.
  • Monday 9/30 office hours are moved to Soda 275 5:30pm-8pm.

Announcements: Friday, September 27

  • Cats project is due Tuesday 10/8.

    • Checkpoint due Thursday 10/3.
    • Early submission bonus point for finishing Monday 10/7.
  • No homework is due next week; work on the project!

Announcements: Wednesday, September 25

  • Homework 3 is due Thursday 9/26.

  • Cats project is due Tuesday 10/8.

    • Checkpoint due Thursday 10/3.
    • Early submission bonus point for finishing Monday 10/7.
  • No homework is due next week; work on the project!

Announcements: Monday, September 23

  • Midterm 1 regrade requests are due Tuesday 9/24.
  • Homework 3 is due Thursday 9/26.

Announcements: Friday, September 20

  • Midterm 1 regrade requests are due Tuesday 9/24.
  • Homework 3 is due Thursday 9/26.

Announcements: Wednesday, September 18

  • Hog is due Thursday 9/19 @ 11:59pm.

    • Early submission bonus point for finishing Wednesday 9/18.

  • Midterm 1 regrade requests are due Tuesday 9/24.

Announcements: Friday, September 13

  • Hog is due Thursday 9/19 @ 11:59pm.

  • Midterm 1 is Monday 9/16 8pm-10pm.

    • You may bring a double-sided 8.5x11 sheet of notes that you create yourself.
    • We will provide the Midterm 1 Study Guide and scratch paper.
    • Complete the alteration request form by Wednesday, 9/11 at 11:59pm for any seating/timing requests (including DSP students).
    • Past exams are in the Resources menu above.
  • No lecture on Monday 9/16.
  • No lab on Monday 9/16 or Tuesday 9/17.

Announcements: Wednesday, September 11

  • Homework 2 is due Thursday 9/12 @ 11:59pm.

  • Hog is due Thursday 9/19 @ 11:59pm.

    • Checkpoint due Thursday 9/12.
  • You can sign up to attend a TA-led lecture-style review of this week's discussion worksheet.

  • Midterm 1 is Monday 9/16 8pm-10pm.

    • You may bring a double-sided 8.5x11 sheet of notes that you create yourself.
    • We will provide the Midterm 1 Study Guide and scratch paper.
    • Complete the alteration request form by Wednesday, 9/11 at 11:59pm for any seating/timing requests (including DSP students).
    • Past exams are in the Resources menu above.
  • No lecture on Monday 9/16.
  • No lab on Monday 9/16 or Tuesday 9/17.

Announcements: Monday, September 9

  • Homework 1 is due Monday 9/9 @ 11:59pm.
  • Homework 2 is due Thursday 9/12 @ 11:59pm.

  • Hog is due Thursday 9/19 @ 11:59pm.

    • Checkpoint due Thursday 9/12.
  • Come to office hours in Warren 101B for help.

  • Midterm 1 is Monday 9/16 8pm-10pm.

    • Seat assignments will be emailed to you before the exam (probably Sunday)
    • Complete the alteration request form by Wednesday, 9/11 at 11:59pm for any seating/timing requests (including DSP students).
    • Arrive by 8pm to find your seat; the exam will start at 8:10pm.
    • The exam covers material in the videos through Monday 9/9 (Environments).
    • Past exams are in the Resources menu above.
  • You can sign up to attend a TA-led lecture-style review of this week's discussion worksheet.

Announcements: Friday, September 6

  • Homework 1 is due Monday 9/9 @ 11:59pm.
  • Homework 2 is due Thursday 9/12 @ 11:59pm.

  • Hog is due Thursday 9/19 @ 11:59pm.

    • Checkpoint due Thursday 9/12.
  • Come to office hours in Warren 101B for help.

Announcements: Wednesday, September 4

  • Lab 0 and Lab 1 are due Wednesday 9/4 @ 11:59pm.

    • You're meant to complete lab assignments during lab.
    • It's ok to share your lab code with others.

  • Homework 1 is due Monday 9/9 @ 11:59pm.

    • Recommended: Finish by Thursday 9/5.
    • It's not ok to share your homework code with others.
    • There's an experimental AI tutor called "61a-bot" that gives help on your code.
    • If you need more time, you can request an extension.
  • Come to staff office hours in Warren 101B starting Wed 9/4 5pm-8pm.
  • See Ed for: changing sections, lecture questions, external announcements, etc.

Announcements: Friday, August 30

  • Monday labs are rescheduled to Friday 8/30 for this week only (due to the holiday).

  • First work on Lab 0 (setting up your computer) and then on Lab 1.

    • Try Lab 0 before you come to lab if you have time.

  • There are many optional problems on Lab 1 that are useful practice. We recommend:

    • Complete the required Lab 1 problems (about Lecture 2: Functions).
    • Watch the videos for Lecture 3: Control early, perhaps on Monday.
    • Complete the optional Lab 1 problems (about Lecture 3: Control).

  • Homework 1 deadline extended to Monday 9/9 @ 11:59pm. We recommend:

    • Complete all the optional Lab 1 problems before working on Homework 1.
    • Finish the homework by Thursday 9/5 so you can focus on Homework 2 & the Hog project starting 9/6.

Announcements: Monday, August 26

  • Welcome to CS 61A!

Current Assignments

Calendar

Week Date Lecture Textbook Lab & Discussion Links Homework & Project
1 Wed
8/28
Welcome
Disc 00: Getting Started
Lab 00: Getting Started
Due Wed 9/4
Fri
8/30
Functions
HW 01: Functions, Control
Due Mon 9/9
2 Mon
9/2		 No Lecture: Labor Day Lab 01: Functions
Due Wed 9/4
Wed
9/4
Control
Disc 01: Control, Environment Diagrams
Fri
9/6
Higher-Order Functions
HW 02: Higher-Order Functions
Due Thu 9/12

Hog
Checkpt Thu 9/12
Early Due Wed 9/18
Due Thu 9/19
3 Mon
9/9
Environments
Lab 02: Higher-Order Functions, Lambda Expressions
Due Wed 9/11
Wed
9/11
Functional Abstraction
Disc 02: Environment Diagrams, Higher-Order Functions
Fri
9/13
Function Examples
4 Mon
9/16		 Midterm 1 (8pm-10pm)
Wed
9/18
Recursion
Disc 03: Recursion
Fri
9/20
Tree Recursion
HW 03: Recursion, Tree Recursion
Due Thu 9/26
5 Mon
9/23
Sequences
Lab 03: Recursion, Python Lists
Due Wed 9/25
Wed
9/25
Containers
Disc 04: Tree Recursion Cats
Checkpt Thu 10/3
Early Due Mon 10/7
Due Tue 10/8
Fri
9/27
Data Abstraction
6 Mon
9/30
Trees
Lab 04: Tree Recursion, Data Abstraction
Due Wed 10/2
Wed
10/2
Mutability
Disc 05: Trees
Fri
10/4
Iterators
HW 04: Sequences, Data Abstraction, Trees
Due Thu 10/10
7 Mon
10/7
Generators
Lab 05: Iterators, Mutability
Due Wed 10/9
Wed
10/9
Objects
Disc 06: Generators
Fri
10/11
Attributes
HW 05: Generators
Due Thu 10/17

Ants
Checkpt 1 Thu 10/17
Checkpt 2 Tue 10/22
Early Due Tue 10/29
Due Wed 10/30
8 Mon
10/14
Inheritance
Lab 06: Object-Oriented Programming
Due Wed 10/16
Wed
10/16
Representation
Disc 07: OOP
Fri
10/18
Composition
HW 06: Object-Oriented Programming, Linked Lists
Due Thu 10/24
9 Mon
10/21
Efficiency
Lab 07: Linked Lists, Inheritance
Due Wed 10/23
Wed
10/23
Decomposition
Disc 08: Linked Lists
Fri
10/25
Data Examples
10 Mon
10/28
Language Models (Optional)
Lab 08: Mutable Trees
Due Wed 10/30
Wed
10/30
Midterm Examples (Optional)
Fri
11/1		 Midterm 2 (7pm-9pm)
11 Mon
11/4
Scheme
Lab 09: Scheme
Due Wed 11/6
HW 07: Scheme
Due Thu 11/7
Wed
11/6
Scheme Lists
Disc 09: Scheme, Scheme Lists
Fri
11/8
Calculator
HW 08: Scheme Lists
Due Thu 11/14
12 Mon
11/11		 No Lecture: Veterans Day Lab 10: Interpreters
Due Wed 11/13
Wed
11/13
Interpreters
Disc 10: Interpreters Scheme
Checkpt 1 Mon 11/18
Checkpt 2 Thu 11/21
Early Due Mon 11/25
Due Tue 11/26
Fri
11/15
Programs as Data
HW 09: Programs as Data, Macros
Due Mon 12/2
13 Mon
11/18
Macros
Lab 11: Programs as Data, Macros
Due Wed 11/20
Wed
11/20
SQL
Disc 11: Macros (Optional) Scheme Contest
Due Wed 12/4
Fri
11/22
Tables
HW 10: SQL
Due Thu 12/5
14 Mon
11/25
Aggregation (Zoom Only)
Wed
11/27		 No Lecture: Thanksgiving
Fri
11/29		 No Lecture: Thanksgiving
15 Mon
12/2
Databases (Optional)
Lab 12: SQL
Due Wed 12/4
Wed
12/4
Designing Functions
Disc 12: SQL
Fri
12/6
Conclusion
HW 11: Finale
Due Sun 12/15

Scheme Gallery
Due Sun 12/15
16 Mon
12/9		 No Lecture: RRR Week
Wed
12/11		 No Lecture: RRR Week
Fri
12/13		 No Lecture: RRR Week
17 Wed
12/18		 Final (7pm-10pm)