{"published":"2008-02-23 21:48:02","url":"https://blog.nishimu.land/entry/20080223/1203770882","provider_name":"Hatena Blog","blog_title":"\u3061\u306a\u307f\u306b","categories":["Haskell","\u52c9\u5f37\u4f1a"],"title":" Haskell\u52c9\u5f37\u4f1a#9 \u305d\u306e\u5f8c","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.nishimu.land%2Fentry%2F20080223%2F1203770882\" title=\" Haskell\u52c9\u5f37\u4f1a#9 \u305d\u306e\u5f8c - \u3061\u306a\u307f\u306b\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_url":"https://hatena.blog","blog_url":"https://blog.nishimu.land/","description":"\u3046\u3058\u3072\u3055\u3055\u3093\u4e3b\u50ac\u306eHaskell\u52c9\u5f37\u4f1a#9\u306b\u884c\u3063\u3066\u304d\u307e\u3057\u305f\u3002 \u4eca\u56de\u306f\u3075\u3064\u30b1\u30eb\u306ep.318\u304b\u3089p.332\u307e\u3067\u8aad\u307f\u9032\u3081\u307e\u3057\u305f\u3002Parsec(say\u3067\u306f\u3071\u30fc\u305b\u304f)\u306e\u3042\u305f\u308a\u3067\u3059\u3002\u6700\u5f8c\u306b\u3084\u3063\u305f\u6f14\u7fd2\u3067\u7d50\u5c40\u5bbf\u984c\u306b\u306a\u3063\u305f\u201d\u9006\u30dd\u30fc\u30e9\u30f3\u30c9\u8a18\u6cd5\u306e\u30d1\u30fc\u30b5\u3092\u66f8\u3053\u3046\u201d\u3092\u9811\u5f35\u3063\u3066\u3084\u3063\u3066\u307f\u307e\u3057\u305f\u3002(02/25:\u8ffd\u8a18) \u3046\u3058\u3072\u3055\u3055\u3093\u306e\u6307\u6458\u3092\u53d7\u3051\u3066\u5148\u982d\u306e\u30b9\u30da\u30fc\u30b9\u3092\u7121\u8996\u3059\u308b\u69d8\u306b\u4fee\u6b63\u3057\u307e\u3057\u305f\u3002 import Text.ParserCombinators.Parsec data RPNExpr = Error | Expr Int Int Char main = do expr <- getContents mapM_ (print \u2026","height":"190","type":"rich","image_url":null,"author_url":"https://blog.hatena.ne.jp/Sixeight/","version":"1.0","author_name":"Sixeight"}