mzp https://blog.hatena.ne.jp/mzp/ みずぴー日記 https://mzp.hatenadiary.org/ OCaml 30分プログラム 30分プログラム、その68。超簡単S式計算機id:mzp:20070623:sexpの続き。 #load "camlp4o.cma";; (* parsing *) open Genlex;; let ($) f g = f g;; type s_exp = Num of int | Symbol of string | List of s_exp list | Proc of (s_exp list -> s_exp);; let lexer = Genlex.make_lexer ["(";")";"*"];; let stream = lexer (Stream.of_string "(… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmzp.hatenadiary.org%2Fentry%2F20070628%2Flisp" title="S式計算機 - みずぴー日記" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2007-06-28 00:00:00 rich https://mzp.hatenadiary.org/entry/20070628/lisp 1.0 100%