From: Cindy Zhang <cindyzyx9@gmail.com>
Date: Mon, 20 Feb 2017 22:32:59 +0000 (-0800)
Subject: fix indexing piston code
X-Git-Url: http://challenge-bot.com/repos/?p=3501%2F2017steamworks;a=commitdiff_plain;h=82fa994f28297c05b15018003f4d0094d303f280;hp=82fa994f28297c05b15018003f4d0094d303f280

fix indexing piston code
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