Data C88C: Computational Structures in Data Science

Fall 2026, UC Berkeley

• Due Tue 10/6 Homework 4 Recursion
• Due Tue 10/6 Project 1 Computer Aided Typing Software checkpoint
• Due Fri 10/9 Lab 6 Dictionaries and Strings
• Due Tue 10/13 Project 1 Computer Aided Typing Software (1 bonus point for submitting by Mon 10/12)

← Previous Announcements Next →

Monday 10/5

• Homework 4 is due Tuesday 10/6 @ 11:59pm.
  • This homework takes time and deep thinking. Please don’t leave it until the last minute.
• There is a quiz this week about Homework 4’s count_coins function during lab.
  • We released the quiz as a practice quiz that you can do as many times as you like on PrairieLearn.
• Cats project is due Tuesday 10/13.
  • Checkpoint due Tuesday 10/6.
  • Early submission bonus point for submitting by Monday 10/12.
• Kay’s Monday 10/5 4pm office hours will be staffed by Esha.

Wednesday 9/30

• Homework 4 is due next week: Tuesday 10/6 @ 11:59pm.
  • This homework takes time and deep thinking. Please don’t leave it until the last minute.
  • The discussion handout this week should help.
• There is no quiz this week.
• There is a quiz next week about Homework 4’s count_coins function during lab.
  • We released the quiz as a practice quiz that you can do as many times as you like on PrairieLearn.
• Cats project is due Tuesday 10/13.
  • Checkpoint due Tuesday 10/6.
  • Early submission bonus point for submitting by Monday 10/12.

Monday 9/28

• Homework 4 is due next week: Tuesday 10/6 @ 11:59pm.
• There is no quiz this week. There is a quiz next week about Homework 4’s count_coins function during lab. We released the quiz as a practice quiz that you can do as many times as you like on PrairieLearn.
• Cats project is due Tuesday 10/13.
  • Checkpoint due next Tuesday 10/6.
  • Early submission bonus point for submitting by next Monday 10/12.

Wednesday 9/23

• There is a quiz this week about Homework 3’s composite_identity function during lab.
• Homework 4 is due in two weeks: Tuesday 10/6 @ 11:59pm.

Monday 9/21

• Homework 3 is due Tuesday 9/22 @ 11:59pm.
  • There is a quiz this week about Homework 3’s composite_identity function during lab.

Wednesday 9/16

• Lecture Zoom link: berkeley.zoom.us/j/95756407792
  • Last week of Zoom! After this week, you can come to live lecture (recommended!) or watch the lecture recording.
• There will be a quiz this week about Homework 2’s hailstone function during lab.
• Homework 3 is due Tuesday 9/22 @ 11:59pm.
  • There will be a quiz next week about Homework 3’s composite_identity function during lab.
• Come to office hours if you want help with assignments and anything else.
• You can add or change lab sections until Wed 9/16 (Today!): sections.c88c.org

Monday 9/14

• Lecture Zoom link: berkeley.zoom.us/j/95756407792
  • Last week of Zoom! After this week, you can come to live lecture (recommended!) or watch the lecture recording.
• Homework 2 is due Tuesday 9/15 @ 11:59pm.
  • There will be a quiz this week about Homework 2’s hailstone function during lab.
• Come to office hours if you want help with assignments and anything else.
• You can add or change lab sections until Wed 9/16: sections.c88c.org

Wednesday 9/9

• Lecture Zoom link: berkeley.zoom.us/j/95756407792
• Homework 2 is posted, due Tuesday 9/15 @ 11:59pm.
  • There will be a quiz about Homework 2 during Lab 3.
• Come to office hours if you want help with assignments and anything else.
• You can add or change lab sections until Wed 9/16: sections.c88c.org

Wednesday 9/2

• Lecture Zoom link: berkeley.zoom.us/j/95756407792
• Try to complete lab 0 before coming to lab 1 this week.
  • If you need an extension on lab or homework, use flextensions.berkeley.edu/
• Homework 1 is posted, due Tuesday 9/8 @ 11:59pm.
  • Next week, there will be a quiz in lab. You will solve a variant of Homework 1 Queston 2 (two_of_three). If you can redo that question without AI or notes, you can pass the quiz.
• Add or change lab sections: sections.c88c.org
• Office hours are available to provide help with assignments and anything else.

Monday 8/31

• Lecture Zoom link: berkeley.zoom.us/j/95756407792
• Try to complete lab 0 before coming to lab 1 this week.
• If you need an extension, use flextensions.berkeley.edu/
• Add or change lab sections: sections.c88c.org
• Office hours are available to provide help with assignments and anything else.
  • John has extra office hours this week only 10am-12pm Tuesday in B1110 and by appointment.

Wednesday 8/26

• Welcome to Data C88C!
• Lecture Zoom link: berkeley.zoom.us/j/95756407792
• Lab starts this week. If you have a Tuesday lab, just read the discussion and lab materials online.
• Add or change lab sections: sections.c88c.org
• Come get help with Lab 0 in our drop-in office hours 10-12 Friday 8/28 in Gateway B1040.

Week 1

Wed, Aug 26

Lecture 1Welcome(Slides) Discussion 0Getting Started Lab 0Getting Started (due Fri 9/4)

Week 2

Mon, Aug 31	Lecture 2Functions(Slides)(Examples) Discussion 1Functions Lab 1Functions (due Fri 9/4)	Reading 1.1, 1.2, 1.3 Videos YouTube
Wed, Sep 02	Lecture 3Control(Slides)(Examples) Homework 1Functions (due Tue 9/8)	Reading 1.4, 1.5 Videos YouTube

Week 3

Mon, Sep 07	Holiday
Tue, Sep 08	QUIZ 1Functions Discussion 2Control Lab 2Control (due Fri 9/11)
Wed, Sep 09	Lecture 4Higher-Order Functions(Slides)(Examples) Homework 2Control (due Tue 9/15)	Reading 1.6 Videos YouTube

Week 4

Mon, Sep 14	Lecture 5Environments(Slides) QUIZ 2Control Discussion 3Environment Diagrams, Higher-Order Functions Lab 3Higher-Order Functions (due Fri 9/18)	Videos YouTube
Wed, Sep 16	Lecture 6Abstraction(Slides)(Examples) Homework 3Higher-Order Functions (due Tue 9/22)	Videos YouTube

Week 5

Mon, Sep 21	Lecture 7Recursion(Slides)(Examples) QUIZ 3Higher-Order Functions Discussion 4Recursion Lab 4Recursion (due Fri 9/25)	Reading 1.7 Videos YouTube
Wed, Sep 23	Lecture 8Tree Recursion(Slides)(Examples) Homework 4Recursion (due Tue 10/6)	Reading 1.7 Videos YouTube

Week 6

Mon, Sep 28	Lecture 9Sequences(Slides) Discussion 5Tree Recursion Lab 5Sequences (due Fri 10/2) Project 1Computer Aided Typing Software (due Tue 10/13; checkpoint Tue 10/6)	Reading 2.1, 2.2 Videos YouTube
Wed, Sep 30	Lecture 10Containers(Slides)	Videos YouTube

Week 7

Mon, Oct 05	Lecture 11Objects(Slides)(Examples) QUIZ 4Recursion Discussion 6Data Classes Lab 6Dictionaries and Strings (due Fri 10/9)	Reading 2.3 Videos YouTube
Wed, Oct 07	Lecture 12Linked Lists	Videos YouTube

Week 8

Mon, Oct 12	Lecture 13Trees Discussion 7Recursive Data Lab 7Recursive Data (due Fri 10/16)	Videos YouTube
Wed, Oct 14	Lecture 14Midterm 1 Review Homework 5Recursive Data (due Tue 10/20)

Week 9

Mon, Oct 19	Exam Midterm 1 (in the CBTF) Lecture 15Problem Solving
Wed, Oct 21	Lecture 16Mutation	Reading 2.4 Videos YouTube

Week 10

Mon, Oct 26	Lecture 17Classes QUIZ 5Recursive Data Discussion 8Mutation Lab 8Mutation (due Fri 10/30)	Reading 2.5 Videos YouTube
Wed, Oct 28	Lecture 18Attributes Homework 6Mutation (due Tue 11/3)	Videos YouTube

Week 11

Mon, Nov 02	Lecture 19Inheritance QUIZ 6Mutation Discussion 9Classes Lab 9Classes (due Fri 11/6) Project 2Ants Vs. SomeBees (due Mon 11/16; checkpoint 1 Mon 11/9; checkpoint 2 Fri 11/13)	Videos YouTube
Wed, Nov 04	Lecture 20Lazy Evaluation Homework 7Classes (due Tue 11/10)

Week 12

Mon, Nov 09	Lecture 21Midterm 2 Review
Wed, Nov 11	Holiday
Thu, Nov 12	Exam Midterm 2 (8pm-10pm)

Week 13

Mon, Nov 16	Lecture 22Tables QUIZ 7Classes Discussion 10SQL Lab 10SQL (due Fri 11/20)
Wed, Nov 18	Lecture 23SQL Homework 8SQL (due Tue 11/24)

Week 14

Mon, Nov 23	Lecture 24Aggregation
Wed, Nov 25	Holiday

Week 15

Mon, Nov 30	Lecture 25Ethics QUIZ 8SQL Discussion 11SQL, continued Lab 11SQL (due Fri 12/4)
Wed, Dec 02	Lecture 26Conclusion Homework 9Finale (due Sun 12/13)