CS 277

Fall 2026 All Classes

All Classes

Algorithms and Data Structures for Data Science

Credit: 4 hours.

Introduction to elementary concepts in algorithms and classical data structures with a focus on their applications in Data Science. Topics include algorithm analysis (ex: Big-O notation), elementary data structures (ex: lists, stacks, queues, trees, and graphs), basics of discrete algorithm design principles (ex: greedy, divide and conquer, dynamic programming), and discussion of discrete and continuous optimization.

Credit is not given for CS 277 if credit for CS 225 is earned. Prerequisite: STAT 207; one of MATH 220, MATH 221, MATH 234. CS 277 cannot be taken concurrently with CS 225.

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CS 277 class schedule data for fall 2026
	Status		CRN	Type	Section	Time	Day	Location	Instructor	Section Details
			74767	Lecture	AL1	3:30PM -4:45PM	MWF	1320 Digital Computer Laboratory	Srimath Tirumala, H	Availability: CrossListOpen (Restricted) Part of Term: 1 Date Range: 08/24/26-12/09/26 Section Info: This class uses cohort restrictions. It is open initially to 4th year students and will open to third year (FA24-start) students during business hours on Wednesday, April 15, 2026. It will open to second-year (FA25-start) students during business hours on Monday, April 20. Please view the following link for restrictions and release dates: http://go.cs.illinois.edu/csregister Restriction(s): Restricted to Undergrad - Urbana-Champaign. Restricted to Information Sciences + DS or Astronomy + Data Science or Finance + Data Science or Accountancy + Data Science or Business + Data Science or Chemical Engr + Data Science or Molecular & Cellular Bio + DS or NPRE + Data Science major(s). Not intended for First Time Freshman students.
			74768	Lecture	AL2	3:30PM -4:45PM	MWF	1320 Digital Computer Laboratory	Srimath Tirumala, H	Availability: Closed Part of Term: 1 Date Range: 08/24/26-12/09/26 Section Info: This class uses cohort restrictions. It is open initially to 4th year students and will open to third year (FA24-start) students during business hours on Wednesday, April 15, 2026. It will open to second-year (FA25-start) students during business hours on Monday, April 20. Please view the following link for restrictions and release dates: http://go.cs.illinois.edu/csregister Restriction(s): Restricted to Undergrad - Urbana-Champaign. Not intended for Information Sciences + DS or Astronomy + Data Science or Finance + Data Science or Accountancy + Data Science or Business + Data Science or Chemical Engr + Data Science or Molecular & Cellular Bio + DS or NPRE + Data Science major(s). Not intended for First Time Freshman students.