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The latest from CheckiO and Python world.
New challenges and useful insight into the developer's productivity pitfalls.
Check out the new missions, moking articles and our plans for this year.
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Find out how good you are with magic tricks!
Test yourself and have fun with the cool new mission!
Test yourself and have fun with the new missions we have for you.
The most beneficial techniques to use when you study at home.
Python is number 1!