{"width":"100%","height":"190","blog_url":"https://www.shigemk2.com/","author_name":"shigemk2","title":"Scala\u3067\u672b\u5c3e\u518d\u5e30","categories":["Scala"],"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.shigemk2.com%2Fentry%2Ftailrec.scala\" title=\"Scala\u3067\u672b\u5c3e\u518d\u5e30 - by shigemk2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","image_url":"http://ecx.images-amazon.com/images/I/61rNWSOzIhL.jpg","provider_name":"Hatena Blog","description":"\u518d\u5e30\u306f\u518d\u5e30\u306a\u3093\u304b\u3058\u3083\u306a\u3044\uff01\u672b\u5c3e\u518d\u5e30\u3053\u305d\u304c\u771f\u306e\u518d\u5e30\u306a\u3093\u3060\uff01 \u518d\u5e30\u306e\u3042\u3068\u306b\u4ed6\u306e\u4f5c\u696d\u304c\u306f\u3044\u3063\u3061\u3083\u30c0\u30e1\u306a\u306e\u304c\u672b\u5c3e\u518d\u5e30\u306e\u6839\u5e79\u3068\u306e\u3053\u3068\u3002 \u4e0a\u304c\u666e\u901a\u306e\u518d\u5e30\u3002\u4e0b\u304c\u672b\u5c3e\u518d\u5e30\u3002 \u5177\u4f53\u7684\u306b\u306f\u3001\u3053\u3046\u3044\u3046\u3053\u3068\u3002 n * factorial(n - 1) \u3053\u3093\u306a\u3075\u3046\u306b\u3001\u518d\u5e30\u306e\u3042\u3068\u306b\u8a08\u7b97\u304c\u5165\u308b\u5974\u306f\u672b\u5c3e\u518d\u5e30\u3058\u3083\u306a\u3044\u3088\u3063\u3066\u3044\u3046\u8a71\u3067\u3059\u3002 gist.github.com \u518d\u5e30\u547c\u51fa\u3057\u3092\u5f80\u8def\u3068\u5fa9\u8def\u3067\u8003\u3048\u308b\u3068\u3001\u672b\u5c3e\u518d\u5e30\u306f\u5fa9\u8def\u306e\u306a\u3044\u518d\u5e30\u547c\u51fa\u3057\u3068\u8003\u3048\u308b\u3053\u3068\u304c\u51fa\u6765\u308b\u3002 \u5f80\u8def\u3067\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u5f0f\u3092\u5c55\u958b\u3059\u308b\u3002 (n * (n - 1 * (n - 2 * (n - 1 * (1))))) \u3067\u3001\u5fa9\u8def\u3067\u4e0a\u306e\u5f0f\u3092\u8a08\u7b97\u3059\u308b\u3002 \u518d\u5e30\u547c\u51fa\u3057\u306f\u3001\u5fa9\u8def\u306e\u8a08\u7b97\u3092\u7701\u304f\u306e\u2026","author_url":"https://blog.hatena.ne.jp/shigemk2/","version":"1.0","provider_url":"https://hatena.blog","blog_title":"by shigemk2","url":"https://www.shigemk2.com/entry/tailrec.scala","type":"rich","published":"2015-03-21 16:31:46"}