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Blog
Missions of the week: Unruly, Remove All Before, Compress List, and Replace Last

The latest from CheckiO and Python world.
TOP 7 Reasons Why A Developer Can Kiss His Productivity Goodbye

New challenges and useful insight into the developer's productivity pitfalls.
The cool mission of this week - Four To The Floor

Test yourself and have fun with the cool new mission!
This week’s missions: Searchlights and Inscribe a Contour

Test yourself and have fun with the new missions we have for you.
11 Ways How To Make Home Education More Effective

The most beneficial techniques to use when you study at home.
This week’s missions: Permutation Index and Reversed Permutation Index

Catch the new missions and show us what you've got!
TOP 5 Software Failures of 2018–2019 (#5 is pretty alarming)

You have to see a few recent software failure examples from 2018-2019.
This week’s missions: Landing Site and Power Plants

Test yourself and have fun with the missions we have for you.
This week’s missions: Delivery Drone and Hexagonal Islands

Test yourself and have fun with the new missions we have for you.
CheckiO tools for creating missions

Be an awesome coder and find out how to create your own missions on CheckiO.