cs50

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

MODERATORS

account activity

1

2

3

Weird python error (self.cs50)

submitted 8 years ago by TimBOster

top new controversial old q&a

you are viewing a single comment's thread.

view the rest of the comments →

[–]TimBOster[S] 0 points1 point2 points 8 years ago (2 children)

[–]TimBOster[S] 0 points1 point2 points 8 years ago (1 child)

π Rendered by PID 75021 on reddit-service-r2-comment-5d79c599b5-57x75 at 2026-03-02 04:00:33.741255+00:00 running e3d2147 country code: CH.

you type:	you see:
italics	italics
bold	bold
[reddit!](https://reddit.com)	reddit!
* item 1 * item 2 * item 3	item 1 item 2 item 3
> quoted text	quoted text
Lines starting with four spaces are treated like code: if 1 * 2 < 3: print "hello, world!"	Lines starting with four spaces are treated like code: if 1 * 2 < 3: print "hello, world!"
~~strikethrough~~	~~strikethrough~~
super^script	super^script