{"image_url":null,"provider_name":"Hatena Blog","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmasa-edw.hatenadiary.org%2Fentry%2F20061226%2F1167109412\" title=\"\u30b3\u30f3\u30d3\u30cd\u30fc\u30b7\u30e7\u30f3 - masa.edw the \u30cf\u30d0\u30cd\u30ed\u30d6\u30ea\u30fc\u30c0\u30fc\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","height":"190","author_url":"https://blog.hatena.ne.jp/masa_edw/","version":"1.0","blog_url":"https://masa-edw.hatenadiary.org/","published":"2006-12-26 14:03:32","provider_url":"https://hatena.blog","type":"rich","title":"\u30b3\u30f3\u30d3\u30cd\u30fc\u30b7\u30e7\u30f3","url":"https://masa-edw.hatenadiary.org/entry/20061226/1167109412","blog_title":"masa.edw the \u30cf\u30d0\u30cd\u30ed\u30d6\u30ea\u30fc\u30c0\u30fc","description":"\u4eca\u65e5\u306e\u4e00\u884c (\u304a\u984c) flips (\u2191\u3050\u304a\uff01\u306f\u3066\u306a\u8a18\u6cd5\u3060\u3068\u30ea\u30f3\u30af\u306b[]\u304c\u4f7f\u3048\u306a\u3044\uff01) \u3092\u307f\u3066\u3001\u306a\u3093\u304b\u51fa\u6765\u305d\u3046\u3060\u306a\u30fc\u3068\u601d\u3063\u305f\u3051\u3069\u3001\u7121\u7406\u3060\u3063\u305f\u3002\u306f\u3058\u3081\u3001\u7d44\u307f\u5408\u308f\u305b\u3092\u6570\u3048\u4e0a\u3052\u308c\u3070\u3044\u3044\u306e\u3060\u3068\u601d\u3063\u3066\u3001 (use srfi-1) (define (reverse-append s1 s2) (if (null? s1) s2 (reverse-append (cdr s1) (cons (car s1) s2)))) (define (combination-insert x s) (let loop ((c ()) (p ()) (s s)) (if (null? s) (cons (reverse-a\u2026","author_name":"masa_edw","categories":[]}