playlistduration

CS50 Lectures 2014

by CS50 · 22 videos

Total watch time

17h 57m

at 1× speed · exactly 17 hours, 57 minutes, 9 seconds at 1×

1×17h 57m 9s
1.25×14h 21m 43s
1.5×11h 58m 6s
1.75×10h 15m 31s
2×8h 58m 35s
Average video48m 58s
Longest54m 25s
Shortest37m 15s
Compare Open on YouTube JSON

Plan to finish

About 18 days at an hour a day

Pick a daily pace and the days you'll watch. Ticked videos are skipped.

Days

At one hour a day, every day, this playlist takes about 18 days. Turn on JavaScript to plan around your week.

Videos (22)

17h 57m in total · tick what you've watched

Tick videos you've watched — progress is saved in this browser.

Videos to
Watched
1 CS50 2014 - Week 0 45:50 2014-09-15
2 CS50 2014 - Week 0, continued 51:42 2014-09-24
3 CS50 2014 - Week 1 53:32 2014-09-15
4 CS50 2014 - Week 1, continued 52:59 2014-12-15
5 CS50 2014 - Week 2 54:24 2014-10-03
6 CS50 2014 - Week 2, continued 51:03 2014-09-19
7 CS50 2014 - Week 3 44:29 2014-09-24
8 CS50 2014 - Week 3, continued 44:27 2014-10-20
9 CS50 2014 - Week 4 50:41 2014-09-30
10 CS50 2014 - Week 4, continued 51:19 2014-10-21
11 CS50 2014 - Week 5 49:14 2014-10-07
12 CS50 2014 - Week 5, continued 47:59 2014-12-15
13 CS50 2014 - Week 6 37:15 2014-11-18
14 CS50 2014 - Week 7 54:20 2014-10-22
15 CS50 2014 - Week 7, continued 49:39 2014-10-28
16 CS50 2014 - Week 8 54:25 2014-10-30
17 CS50 2014 - Week 8, continued 51:19 2014-11-03
18 CS50 2014 - Week 9 48:10 2014-11-06
19 CS50 2014 - Week 9, continued 42:36 2014-11-19
20 CS50 2014 - Week 10 51:48 2014-11-13
21 CS50 2014 - CS50 Lecture by Steve Ballmer 47:58 2014-11-13
22 CS50 2014 - Week 12 42:00 2014-11-27

Embed a badge

Show the watch time in a README or course description — it links back here and updates itself

Watch time: 17h 57m · 22 videos

Markdown
[![Watch time: 17h 57m · 22 videos](https://playlistduration.com/badge/playlist/PLhQjrBD2T383Q2VtqEaQn8nZh-681av20.svg)](https://playlistduration.com/playlist/PLhQjrBD2T383Q2VtqEaQn8nZh-681av20)
HTML
<a href="https://playlistduration.com/playlist/PLhQjrBD2T383Q2VtqEaQn8nZh-681av20"><img src="https://playlistduration.com/badge/playlist/PLhQjrBD2T383Q2VtqEaQn8nZh-681av20.svg" alt="Watch time: 17h 57m · 22 videos" width="210" height="20"></a>

Add ?speed=1.5 to the image URL for the time at that speed, ?label=Course to change the left text, or ?style=flat-square for square corners.

Want the numbers themselves? GET https://playlistduration.com/api/v1/playlist/PLhQjrBD2T383Q2VtqEaQn8nZh-681av20 returns them as JSON — free, no key. API docs →

Data from the YouTube Data API as of 2026-09-22 (cached). Private or deleted videos are excluded from totals.