Google kickstart Round D problem 4 — Locked Doors

Правка en1, от yesnomaybe, 2020-07-14 01:22:31

Hi,

Can someone please explain the approach for the following problem :

Problem Link : https://codingcompetitions.withgoogle.com/kickstart/round/000000000019ff08/0000000000386d5c

There's an editorial blog as well, but am not quite able to understand the solution. Editorial Link : https://codeforces.com/blog/entry/80040

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en1 Английский yesnomaybe 2020-07-14 01:22:31 382 Initial revision (published)