From: partychicken <44670668+partychicken@users.noreply.github.com>
Date: Sat, 4 May 2019 03:10:06 +0000 (+0800)
Subject: Merge pull request #1197 from 24OI/Ir1d-patch-1
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=ff50ea5ca913fc9c1acd2be11f5bcb5cc15f3c8c;p=oi-wiki%2Fmain.git

Merge pull request #1197 from 24OI/Ir1d-patch-1

feat: talk about time complexity
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ff50ea5ca913fc9c1acd2be11f5bcb5cc15f3c8c