{"author_url":"https://blog.hatena.ne.jp/tanakahisateru/","width":"100%","description":"Scala\u3060\u3051(http://d.hatena.ne.jp/tanakahisateru/20081208/1228742669)\u3058\u3083\u4e0d\u516c\u5e73\u306a\u306e\u3067\u3001F#\u3067\u3082\u7d20\u6570\u3092\u6c42\u3081\u3066\u307f\u307e\u3057\u305f\u3002\u30ef\u30f3\u30e9\u30a4\u30ca\u30fc\u3067\u66f8\u304f\u3068\u3053\u3093\u306a\u611f\u3058\u3002 #light List.filter (fun n -> not (List.exists (fun m -> n % m = 0) [2..n-1]) ) [2..100];;\u9762\u767d\u304f\u66f8\u304f\u3068\u3053\u3093\u306a\u611f\u3058\u3002 let of_only_which = List.filter let join_with sep xs = List.fold_left (fun s x -> s + sep + \u2026","version":"1.0","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftanakahisateru.hatenablog.jp%2Fentry%2F20090115%2F1232024655\" title=\"\u3081\u3056\u305b\u81ea\u7136\u8a00\u8a9e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0 by F# - \u306a\u3093\u305f\u3089\u30ce\u30fc\u30c8\u7b2c\u4e09\u671f\u30d9\u30fc\u30bf\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","categories":["F#"],"image_url":null,"title":"\u3081\u3056\u305b\u81ea\u7136\u8a00\u8a9e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0 by F#","blog_title":"\u306a\u3093\u305f\u3089\u30ce\u30fc\u30c8\u7b2c\u4e09\u671f\u30d9\u30fc\u30bf","published":"2009-01-15 22:04:15","author_name":"tanakahisateru","type":"rich","height":"190","provider_url":"https://hatena.blog","url":"https://tanakahisateru.hatenablog.jp/entry/20090115/1232024655","blog_url":"https://tanakahisateru.hatenablog.jp/"}