From d81c34cc547d74a7e9898d2abe57b4c1e101f122 Mon Sep 17 00:00:00 2001
From: Alpha Chen <alpha.chen@gmail.com>
Date: Wed, 14 Dec 2016 08:06:46 -0800
Subject: [PATCH] [2016][ruby][13.1]

---
 2016/ruby/day_13.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/2016/ruby/day_13.rb b/2016/ruby/day_13.rb
index d0d7bee..c41bd27 100644
--- a/2016/ruby/day_13.rb
+++ b/2016/ruby/day_13.rb
@@ -53,7 +53,7 @@ end
 
 if __FILE__ == $0
   maze = Maze.new(1358)
-  p maze.solve([1,1]).walk.find {|pos,_| pos == [31,39] }
+  p maze.solve([1,1]).walk.take_while {|pos,count| count < 51 }.map(&:first).uniq.size
 end
 
 require 'minitest'