>>25
「赤→緑→青→白→黒と点滅」でググるとなんかいろいろ出てくる
割とよくある話しなのかね
https://www.google.co.jp/search?q=%E8%B5%A4%E2%86%92%E7%B7%91%E2%86%92%E9%9D%92%E2%86%92%E7%99%BD%E2%86%92%E9%BB%92%E3%81%A8%E7%82%B9%E6%BB%85&;ie=utf-8&oe=utf-8&client=firefox-b&gfe_rd=cr&ei=0c2pWIyMO6XD8AeQp5nADQ