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This is a CS50 lecture at Harvard University.

Like to visit Harvard University this fall? CS50's lectures are open to the public. Whether you are a CS50x student, a CS50 AP student, a prospective student, a teacher, a parent, or a Harvard alum (or anyone else!), you are cordially invited to attend one or more of Fall 2020's lectures in person in Sanders Theatre in Cambridge, Massachusetts, USA. Simply register for a (free) ticket once you're certain you can attend! If unable to travel to Cambridge, know that all lectures are live-streamed at cs50.harvard.edu.

Register for a (free) ticket at https://www.eventbrite.com/e/attend-a-cs50-lecture-in-person-tickets-66539606755.

CS50 is Harvard University's Introduction to the intellectual enterprises of computer science and the art of programming for majors and non-majors alike, a one-semester amalgam of courses generally known as CS1 and CS2. The course is Harvard University's largest course, with 800 students in Cambridge, one of Yale University's largest courses, with 200 students in New Haven, and edX's largest MOOC, with over 1.5 million registrants online. The course is freely available as OpenCourseWare at cs50.harvard.edu/x.