CHFTIRED Video Editorial

Video editorial with solutions in C++, Java, Python: https://youtu.be/ItUsACYn5yM

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Video editorial of HMAPPY1 https://www.youtube.com/watch?v=T47EFVOJbgc

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thankyou very much! :slight_smile:

Explanation of Chef and Difficult Contests (CHFTIRED) https://www.youtube.com/watch?v=nDcS4XN0kXI

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