Let’s try to figure out how cryptography actually works on specific examples.
Results of relaxing July, new missions and how crazy August will look like.
Two new Interval Missions, two new missions with Editors' Choice Solutions and our research about hardest missions on CheckiO.
Completely Empty, Cut Sentence, What can you do with solutions and StefanPochmann in one short blog-post
Reverse Roman Numerals is no longer in random review mode, one more mission had been released last week and our top3 leaders you can find in this blog post about the first week of relax-July.
This month we will release a lot of small and short missions, so you can check how creative can be CheckiO community with Python.
Hi guys We no longer support Python 2.7, and we have begun working on speed optimization. One of the biggest updates was released just recently, which allow pages related to user solutions to work much faster. Since we mentioned solutions let’s go through all the related features.
A new CheckiO mission based on HBO's show Last Week Tonight with John Oliver finally released.
All solutions have finally been migrated to Python 3. All SendGrid mission are in Normal Mode, so you can see solutions LeaderBoard.
Hey! A brand new Island has been released on CheckiO! It’s called SendGrid Island! There are several unique things with this island you’ll want to check out...
I am very excited to share an interview with one of CheckiO'snosy active users. Dahlia, is helping other users on the forum, creating new missions, and providing German translation for our current missions. It was a very positive and informative conversation.
Together with veky we do our next video code review for solutions that use contextlib and ast
CheckiO has a lot of features that become available, or unlocked, with higher levels. Here is a list of all the potential features and at which levels they become available to users.
We are now ready to present the first version of CheckiO Job Board! It has been released for testing in four countries: USA, Russia, Ukraine and UK, and will be available for level 4 users.
Last week we shared a new mission from kurosawa4434 called "Climbing Route". This is actually his third mission we thought it would be great to do a short interview with him.
An improvements to make the forum not only a place where you can get help with solving missions but also a place where you can learn something new and meet other people who share your love for coding
5,000 solutions, or about 2% of total, are using itertools. Let me show you how.