CS50 Fall 2025 - Lecture 3 - Algorithms (live, unedited)

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*** This is CS50, Harvard University's introduction to the intellectual enterprises of computer science and the art of programming. *** TABLE OF CONTENTS 00:18:05 - Overview 00:29:03 - Searching 00:31:49 - Linear Search 00:35:27 - Binary Search 00:44:49 - Running Time 00:56:42 - search.c 01:09:09 - phonebook.c 01:14:52 - Structs 01:21:07 - Sorting 01:44:32 - Selection Sort 01:52:24 - Bubble Sort 02:01:36 - Recursion 02:08:31 - iteration.c 02:12:10 - recursion.c 02:18:11 - Merge Sort 02:29:35 - Sort Race *** HOW TO SUBSCRIBE http://www.youtube.com/subscription_center?add_user=cs50tv HOW TO TAKE CS50 edX: https://cs50.edx.org/ Harvard Extension School: https://cs50.harvard.edu/extension Harvard Summer School: https://cs50.harvard.edu/summer OpenCourseWare: https://cs50.harvard.edu/x HOW TO JOIN CS50 COMMUNITIES Bluesky: https://bsky.app/profile/cs50.harvard.edu Discord: https://discord.gg/cs50 Ed: https://cs50.edx.org/ed Facebook Group: https://www.facebook.com/groups/cs50/ Faceboook Page: https://www.facebook.com/cs50/ GitHub: https://github.com/cs50 Gitter: https://gitter.im/cs50/x Instagram: https://instagram.com/cs50 LinkedIn Group: https://www.linkedin.com/groups/7437240/ LinkedIn Page: https://www.linkedin.com/school/cs50/ Medium: https://cs50.medium.com/ Quora: https://www.quora.com/topic/CS50 Reddit: https://www.reddit.com/r/cs50/ Slack: https://cs50.edx.org/slack Snapchat: https://www.snapchat.com/add/cs50 SoundCloud: https://soundcloud.com/cs50 Stack Exchan

Published 2025-09-23 · Watch on YouTube ↗
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