{"url":"https://tmurata.hatenadiary.org/entry/20100119/1263857424","categories":["SICP"],"author_name":"tmurata","version":"1.0","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/t/tmurata/20100118/20100118213101.png","author_url":"https://blog.hatena.ne.jp/tmurata/","description":"\u30e1\u30e2\u5316(memoization)\u307e\u305f\u306f\u30c6\u30fc\u30d6\u30eb\u5316(tabulation)\u306e\u554f\u984c\u3002 \u3061\u3087\u3063\u3068\u624b\u629c\u304d\u3060\u3051\u3069(memo-fib 3)\u306e\u8a08\u7b97\u3092\u89e3\u6790\u3059\u308b\u74b0\u5883\u306e\u56f3\u3002 \u5f8c\u3067\u3061\u3083\u3093\u3068\u76f4\u3059\u304b\u3082\u3002memo-fib\u304cn\u756a\u76ee\u306eFibonacchi\u6570\u3092n\u306b\u6bd4\u4f8b\u3057\u305f\u30b9\u30c6\u30c3\u30d7\u6570\u3067\u8a08\u7b97\u3067\u51fa\u6765\u308b\u306e\u306f\u3001(n-1)\u9805, (n-2)\u9805\u306e\u8a08\u7b97\u7d50\u679c\u3092table\u306b\u683c\u7d0d\u3057\u3066\u304a\u308a\u3001\u518d\u5e30\u306b\u3088\u3063\u3066\u8a08\u7b97\u3092\u3057\u76f4\u3059\u5fc5\u8981\u304c\u306a\u3044\u304b\u3089\u3002 memo-fib\u3092\u5358\u306b(memoize fib)\u3068\u5b9a\u7fa9\u3057\u305f\u5834\u5408\u306f\u3001\u5404\u9805\u306e\u8a08\u7b97\u7d50\u679c\u3092\u899a\u3048\u3066\u3044\u308b\u308f\u3051\u3067\u306a\u304f\u3001\u4ee5\u524d\u306e(memoize fib)\u306e\u8a08\u7b97\u7d50\u679c\u3092\u899a\u3048\u3066\u3044\u308b\u3060\u3051\u306b\u306a\u308b\u305f\u3081\u3001\u518d\u5e30\u7684\u306bfib\u304c\u547c\u3073\u51fa\u3055\u308c\u3066\u8a08\u7b97\u304c\u884c\u308f\u308c\u308b\u306e\u3067n\u306b\u2026","published":"2010-01-19 08:30:24","type":"rich","blog_url":"https://tmurata.hatenadiary.org/","blog_title":"tmurata\u306e\u65e5\u8a18","provider_name":"Hatena Blog","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftmurata.hatenadiary.org%2Fentry%2F20100119%2F1263857424\" title=\"SICP\u554f\u984c3.27 - tmurata\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>","title":"SICP\u554f\u984c3.27","width":"100%","provider_url":"https://hatena.blog"}