mcfx's blog - Codeforces /category/cf/ zh-CN Thu, 25 May 2017 20:24:07 +0800 Thu, 25 May 2017 20:24:07 +0800 Codeforces 809E. Surprise me! /archives/236/ /archives/236/ Thu, 25 May 2017 20:24:07 +0800 admin ]]> 1 /archives/236/#comments /feed/archives/236/ Codeforces 723E.One-Way Reform /archives/47/ /archives/47/ Mon, 03 Oct 2016 22:55:00 +0800 admin ]]> 0 /archives/47/#comments /feed/archives/47/