{"width":"100%","author_name":"hogelog","blog_title":"hogelog\u306e\u65e5\u8a18","provider_url":"https://hatena.blog","image_url":null,"title":" \u672b\u5c3e\u518d\u5e30","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhogelog.hatenablog.com%2Fentry%2F20070808%2Fp1\" title=\" \u672b\u5c3e\u518d\u5e30 - hogelog\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"\u4ffa\u306f\u300c\u672b\u5c3e\u518d\u5e30\u300d\u3068\u3044\u3046\u8a00\u8449\u3092\u77e5\u3063\u3066\u304b\u3089\u3082\u3057\u3070\u3089\u304f\u610f\u5473\u304c\u308f\u304b\u3089\u3093\u304b\u3063\u305f\u3002\u3067\u3082\u300c\u672b\u5c3e\u547c\u3073\u51fa\u3057\u300d\u3068\u3044\u3046\u8a00\u8449\u3092\u77e5\u3063\u3066\u3001\u7c21\u5358\u306b\u7406\u89e3\u3067\u304d\u305f\u3002 int fact(int x){ if(x == 0) return 1; else return x * fact(x - 1); } x == 1 \u3058\u3083\u306a\u304b\u3063\u305f\u3068\u304d\u306e\u6700\u5f8c\u306e\u547d\u4ee4\u306f\u300c*\u300d\u3002fact \u306f\u672b\u5c3e\u547c\u3073\u51fa\u3057\u3058\u3083\u306a\u3044\u3002 int fact(int x){ return fact_tail(1, x); } int fact_tail(int a, int x){ if(x == 0) return a; // else return fact(a*x, x - \u2026","version":"1.0","type":"rich","published":"2007-08-08 00:00:00","url":"https://hogelog.hatenablog.com/entry/20070808/p1","height":"190","categories":["hoge"],"author_url":"https://blog.hatena.ne.jp/hogelog/","provider_name":"Hatena Blog","blog_url":"https://hogelog.hatenablog.com/"}