CS 225

Spring 2026 All Classes

All Classes

Data Structures

SHOW FINAL EXAM SCHEDULE

Credit: 4 hours.

Data abstractions: elementary data structures (lists, stacks, queues, and trees) and their implementation using an object-oriented programming language. Solutions to a variety of computational problems such as search on graphs and trees. Elementary analysis of algorithms.

Credit is not given toward graduation for: CS 277 if credit for CS 225 has been earned. Prerequisite: CS 126 or CS 128 or ECE 220; One of CS 173, CS 413, MATH 213, MATH 314, MATH 347, MATH 412, or MATH 413.

Students must register for one laboratory-discussion and one lecture section.

This course satisfies the General Education Criteria in Fall 2022 for:

Quantitative Reasoning II

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CS 225 class schedule data for spring 2026
CRN	Type	Section	Time	Day	Location	Instructor	Section Details
70578	Laboratory	AH	5:00PM -5:50PM	M	1310 Digital Computer Laboratory	Solomon, B	Part of Term: 1 Date Range: 01/20/26-05/06/26 Degree Notes: Quantitative Reasoning II course. Section Info: This section is intended for James Scholars only. You must file an HCLA with your college to receive honors credit for this course. To take this course you must also be enrolled in the CS 225 lecture and one of the linked Lab/Discussion sections. Students that are not currently a James Scholar must enroll in the discussion section 61879 to do the honors work for CS 225. Restriction(s): Restricted to Undergrad - Urbana-Champaign. Restricted to James Scholars Program students.
31208	Lecture	AL1	11:00AM -11:50AM	MWF	AUD Foellinger Auditorium	Koe, K Solomon, B	Part of Term: 1 Date Range: 01/20/26-05/06/26 Degree Notes: Quantitative Reasoning II course. Section Info: This section is for CS majors and CS + X only. For up-to-date information about CS course restrictions, please see the following link: http://go.cs.illinois.edu/CSregister Restriction(s): Restricted to Computer Engineering or Computer Science or Statistics & Computer Science or Math & Computer Science or Computer Sci & Anthropology or Computer Sci & Astronomy or Computer Sci & Chemistry or Computer Sci & Linguistics or Computer Science&Crop Sciences or Computer Science and Music or Computer Science & Economics or Computer Science & Advertising or Computer Science & Geog & GIS or Computer Science & Philosophy or Computer Sci & Animal Sci or Computer Science & Education or Computer Science and Physics or ComputerScience&Bioengineering major(s). Restricted to Undergrad - Urbana-Champaign.
59777	Lecture	AL2	11:00AM -11:50AM	MWF	AUD Foellinger Auditorium	Koe, K Solomon, B	Part of Term: 1 Date Range: 01/20/26-05/06/26 Degree Notes: Quantitative Reasoning II course. Section Info: This section is intended for non CS majors. For up-to-date information about CS course restrictions, please see the following link: http://go.cs.illinois.edu/CSregister Restriction(s): Restricted to Undergrad - Urbana-Champaign. Not intended for CS and blended CS majors students.
31234	Laboratory-Discussion	AYA	9:00AM -10:50AM	R	3031 Campus Instructional Facility	Han, P Jivrajani, M	Part of Term: 1 Date Range: 01/20/26-05/06/26 Degree Notes: Quantitative Reasoning II course.
31222	Laboratory-Discussion	AYC	11:00AM -12:50PM	R	4029 Campus Instructional Facility	Azam, R Park, S	Part of Term: 1 Date Range: 01/20/26-05/06/26 Degree Notes: Quantitative Reasoning II course.
31225	Laboratory-Discussion	AYD	11:00AM -12:50PM	R	4025 Campus Instructional Facility	Cooper, C Ur Rahman, S	Part of Term: 1 Date Range: 01/20/26-05/06/26 Degree Notes: Quantitative Reasoning II course.
31227	Laboratory-Discussion	AYE	1:00PM -2:50PM	R	4029 Campus Instructional Facility	Gummadi, S	Part of Term: 1 Date Range: 01/20/26-05/06/26 Degree Notes: Quantitative Reasoning II course.
31229	Laboratory-Discussion	AYF	1:00PM -2:50PM	R	4025 Campus Instructional Facility	Zyrianov, V	Part of Term: 1 Date Range: 01/20/26-05/06/26 Degree Notes: Quantitative Reasoning II course.
31231	Laboratory-Discussion	AYG	3:00PM -4:50PM	R	4029 Campus Instructional Facility	Alam, S	Part of Term: 1 Date Range: 01/20/26-05/06/26 Degree Notes: Quantitative Reasoning II course.
59778	Laboratory-Discussion	AYH	3:00PM -4:50PM	R	4025 Campus Instructional Facility	Suresh Babu, V	Part of Term: 1 Date Range: 01/20/26-05/06/26 Degree Notes: Quantitative Reasoning II course.