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Harvard CS50 (2023) – Full Computer Science University Course

Learn the basics of computer science from Harvard University. This is CS50, an introduction to the intellectual enterprises of computer science and the art of programming. The course is taught live every year and this is the 2023 version. 💻 Slides, source code, and more at https://cs50.harvard.edu/x. ️ Try interactive Python courses we ...

7.4M viewsOct 24, 2023

CS50 Lectures

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CS50x 2025 - Lecture 1 - C

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Top videos

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CS50 Projects

3:04:41

CS50 Fall 2025 - Lecture 1 - C (live, unedited)

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CS50 Fall 2025 - Lecture 7 - SQL (live, unedited)

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562.3K views1 year ago

YouTubeCS50

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12.9M viewsOct 19, 2022

YouTubefreeCodeCamp.org

2:34:31

CS50x 2025 - Lecture 1 - C

873K viewsSep 9, 2024

YouTubeCS50

2:06:35

CS50x 2025 - Lecture 3 - Algorithms

300.3K viewsSep 23, 2024

YouTubeCS50

2:27:41

CS50x 2024 - Lecture 1 - C

1.4M viewsJan 1, 2024

YouTubeCS50

3:04:41

CS50 Fall 2025 - Lecture 1 - C (live, unedited)

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YouTubeCS50

2:38:36

CS50 Fall 2025 - Lecture 7 - SQL (live, unedited)

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CS50 Fall 2025 - Lecture 2 - Arrays (live, unedited)

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