{"published":"2012-02-11 03:29:02","type":"rich","image_url":"http://ecx.images-amazon.com/images/I/51BZ2NQA92L.jpg","url":"https://www.shigemk2.com/entry/20120211/1328898542","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.shigemk2.com%2Fentry%2F20120211%2F1328898542\" title=\"\u30ea\u30b9\u30c8\u904a\u3073 7-2 while - 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>","categories":["\u8aad\u66f8\u30ce\u30fc\u30c8"],"title":"\u30ea\u30b9\u30c8\u904a\u3073 7-2 while","blog_title":"by shigemk2","height":"190","author_name":"shigemk2","provider_name":"Hatena Blog","version":"1.0","description":"\u524d\u56de \u30ea\u30b9\u30c8\u904a\u3073 7-1 \u30ed\u30fc\u30ab\u30eb\u5909\u6570 - by shigemk2\u7e70\u308a\u8fd4\u3057 (while \u7d99\u7d9a\u6761\u4ef6\u5f0f \u5f0f1 \u5f0f2 ... ) while\u306f\u7279\u6b8a\u95a2\u6570\u3067\u3042\u308a\u3001\u7b2c\u4e00\u5f15\u6570\u306e\u7d99\u7d9a\u6761\u4ef6\u5f0f\u304cnil\u3067\u306a\u3044\u9593\u3001 \u6b8b\u308a\u306e\u5f15\u6570\u306f\u7e70\u308a\u8fd4\u3057\u8a55\u4fa1\u3059\u308b\u3002while\u306f\u5e38\u306bnil\u3092\u8fd4\u3059\u3002 sum\u3092while\u3067\u5b9f\u88c5\u3057\u306a\u304a\u3059\u3002 (defun sum (lst) (let ((ret 0)) ;; lst \u304c nil \u306a\u3089\u3001\u7d42\u4e86\u3057\u3001\u6700\u5f8c\u306eret\u3092\u8fd4\u3059 (while lst (setq ret (+ (car lst) ret)) (setq lst (cdr lst))) ret)) sum (sum '(9 9)) 18 repl\u2026","author_url":"https://blog.hatena.ne.jp/shigemk2/","provider_url":"https://hatena.blog","blog_url":"https://www.shigemk2.com/","width":"100%"}