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山折り谷折り

Ruby
どう書く
yhpg

Last updated at 2014-01-26Posted at 2014-01-26

@mtsmfm氏の解答 http://qiita.com/mtsmfm/items/9c567d40b315046cc8e6 のもろパクリとなってしまいました、またも敗北、最近非常に調子が悪いです。

hena18pre.rb

# !/usr/bin/env ruby
# http://qiita.com/Nabetani/items/373105e7fafd12f5e9fd
# http://nabetani.sakura.ne.jp/hena/ord18mafovafo/
T={'L'=>'RVF','J'=>'FVR','Z'=>'FmRVF','U'=>'RVFVR','S'=>'FVRmF'}
STDOUT.sync=true
while gets
	puts $_.chomp.chars.reduce('F'){|s,e|
		s.chars.map{|c|c=='F' ? T[e] : c=='R' ? T[e].tr('FRmV','RFVm').reverse : c}*''
	}.tr('FR','')
end

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