Kettlebell's blog

By Kettlebell, history, 8 years ago, In English

I've tried almost everything I can think of to solve this. If anyone can give me a shred of clue, it'd be a great help(Since editorial is not published, yet).

http://codeforces.net/contest/797/submission/26460219

Thank you in advance.

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8 years ago, # |
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Here is the editorial.Check it