1 ã¢ãã¢ãè¨ããªã ã¢ããå ¥é 2011.12.3 å±±æ¬å彦 2 ãåæ¸ã çµ±ä¸çè«ã¨å¤§çµ±ä¸çè« ã³ã³ããã®åã®é層 å å è¡¨è¨ 3 Q) ãªãã¢ãããç解ã§ããªãã®ãï¼ A) æ½è±¡çãªæ¦å¿µã ãã 4 Q) æ½è±¡ã®å£ãçªç ´ããã«ã¯ ã©ãããã°ããã®ãï¼ A) ã¾ãå ·ä½ä¾ãè¦ã¦ãã æ½è±¡åãã¦ãããããªã 5 çµ±ä¸çè«ã¨å¤§çµ±ä¸çè« 6 ç©çå¦ã§ã®æ½è±¡å 7 Haskell ã§ã®æ½è±¡å 8 ç¶æ 系統ä¸çè« 9 Parser ãã¼ã¿å®ç¾© data Parser a = Parser (String -> [(a,String)]) Parser ãçæããé¢æ° pwrap :: a -> Parser a pwrap v = Parser $ \inp -> [(v,inp)] Parser ãåæããé¢æ° pbind :: Parser a -> (a -> Parser b) -> Par
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