Since there were not that many Div. 1 rounds last several days, I decided to compete in a Div. 2 round. This time my participation was quite poor, but still I solved and explained some of the problems in front of a camera, so I hope that my video will be useful for my adorable viewers: https://youtu.be/ZF42Y5cQhf4↵
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As with my [previous video](https://codeforces.com/blog/entry/105465), any sort of feedback is welcome in the comments.
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As with my [previous video](https://codeforces.com/blog/entry/105465), any sort of feedback is welcome in the comments.
