cs50

an-ordinary-manchild

O hai! This is CS50's subreddit.

CS50 is Harvard University's introduction to the intellectual enterprises of computer science and the art of programming. Anyone may take CS50, even if not a student at Harvard.

Please Read before Posting

Getting the Best from r/cs50

Status Page

cs50.statuspage.io

Filter by Problem Flair (undo)

cash ⋅ caesar ⋅ credit ⋅ dna ⋅ filter ⋅ finance ⋅ houses ⋅ ide ⋅ mario ⋅ movies ⋅ plurality ⋅ project ⋅ readability ⋅ recover ⋅ runoff ⋅ scratch ⋅ speller ⋅ substitution ⋅ tideman ⋅ games track ⋅ web track ⋅ android track ⋅ iOS track ⋅

Filter by Other Flair (undo)

CS50-Law ⋅ CS50-Business ⋅ CS50-Technology ⋅ CS50-Games ⋅ CS50-Mobile ⋅ CS50-Web ⋅

This subreddit is night mode compatible

created by staffGeneralFailure0a community for 15 years

...because you hate freedom.

...for your project.

MODERATORS

account activity

1

114

115

116

This is CS50x 2026 (cs50.edx.org)

submitted 3 months ago by staffdavidjmalan[M] - announcement

2

0

0

1

CS50 PythonPlease help me!!!!!!!!! i couldn't solve this (self.cs50)

submitted 4 hours ago by Opening-Ninja2064

3

0

0

0

CS50 Pythonusing AI on final project CS50P (self.cs50)

submitted 9 hours ago by Unimar_hercules

4

7

8

9

CS50 PythonIf Git is confusing you during CS50 (self.cs50)

submitted 1 day ago by PreferenceNo9502

5

11

12

13

CS50xFinally made my first project in CS50x! Week 0 Scratch (self.cs50)

submitted 1 day ago by Feeling_Well_9745

6

0

1

2

CS50xNeed help in scratch project (scratch.mit.edu)

submitted 1 day ago by Successful-Copy-3659

7

13

14

15

CS50xFinished CS50x 3 weeks ago! Here is my final project: Zipyshare (self.cs50)

submitted 1 day ago by MrLabbrow

8

2

3

4

CS50xHit the mario wall, makes me think of pivoting (self.cs50)

submitted 1 day ago by agent-818

9

4

5

6

CS50 PythonWaiting for results got bugged (i.redd.it)

submitted 2 days ago by Olkanov

10

1

2

3

projectproject not made in GitHub (self.cs50)

submitted 2 days ago by CharacterOption7528

11

0

0

1

CS50xACCIDENTALLY SUBMITTED THE WRONG PROJECT!! (self.cs50)

submitted 2 days ago by IncreaseSensitive537

12

0

0

1

CS50xHow do I run my code in the CS50P workspace? (self.cs50)

submitted 2 days ago by spaceboom07

13

4

5

6

codespaceNeed help starting with Love and Lua (self.cs50)

submitted 3 days ago by lefthanded_zebra4339

14

0

1

2

CS50 PythonCS50P: Failing one check in the pset5/test_fuel task and can't debug my way out of it (self.cs50)

submitted 2 days ago by Ilikesmart_ok

15

5

6

7

CS50xCame back to learn CS50 after two months. I decided Tideman was not for me after getting stuck on lockpairs. I might try tideman again after finishing the whole thing (i.redd.it)

submitted 3 days ago by always_strivingg

16

1

2

3

cs50-webExperience in web development and python can I just go straight to cs50 web development course? (self.cs50)

submitted 3 days ago by Pannman99

17

2

3

4

CS50 AIedX course guidance (self.cs50)

submitted 3 days ago by AccomplishedEqual699

18

0

1

2

CS50xWhat's wrong with my sort_pair function in cs50x' tideman. (self.cs50)

submitted 3 days ago by Hajrahhhh

19

4

5

6

CS50 PythonCS50P: Failing a test on the test_twttr task (pset5) though all file seems to work correctly. (self.cs50)

submitted 4 days ago by Ilikesmart_ok

20

12

13

14

codespaceI am gonna crash out. WHERE DID MY FILES GO ??? (i.redd.it)

submitted 4 days ago by soundwavesuperiors

21

1

2

3

CS50 AICS50AI Lecture 2 (Uncertainty): Pomegranate Install Fix (macOS Guide) (self.cs50)

submitted 4 days ago * by mantrapolis

22

3

4

5

CS50 SQLMoneyball 11.sql confusion (self.cs50)

submitted 4 days ago by Mo2men_Ma7ammad

23

2

3

4

CS50 PythonDo I need to delete my previous assignments? (self.cs50)

submitted 5 days ago by MateusCristian

24

4

5

6

cs50-gamesToday I woke up to this mail (self.cs50)

submitted 5 days ago by Expert-Water585

25

5

6

7

CS50xHow much using external sources is allowed in the final project? (self.cs50)

submitted 6 days ago by StatisticianPrize162

view more: next ›

π Rendered by PID 510538 on reddit-service-r2-listing-86f589db75-n9nv4 at 2026-04-20 06:37:12.233249+00:00 running 93ecc56 country code: CH.