{"blog_title":"\u897f\u5c3e\u6cf0\u548c\u306e\u306f\u3066\u306a\u30c0\u30a4\u30a2\u30ea\u30fc","published":"2008-10-04 00:37:31","url":"https://nishiohirokazu.hatenadiary.org/entry/20081004/1223134651","author_name":"nishiohirokazu","width":"100%","type":"rich","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fnishiohirokazu.hatenadiary.org%2Fentry%2F20081004%2F1223134651\" title=\"\u8aad\u307f\u5207\u308a\u30b3\u30b9\u30c8 - \u897f\u5c3e\u6cf0\u548c\u306e\u306f\u3066\u306a\u30c0\u30a4\u30a2\u30ea\u30fc\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_url":"https://blog.hatena.ne.jp/nishiohirokazu/","provider_name":"Hatena Blog","categories":["\u6700\u4e2d\u9650"],"title":"\u8aad\u307f\u5207\u308a\u30b3\u30b9\u30c8","height":"190","version":"1.0","image_url":null,"description":"id:Voluntas\u306b\u51fa\u3055\u308c\u305f\u5bbf\u984c\u3002\u6700\u4e2d\u9650\u3092\u8aad\u307f\u5207\u308b\u306e\u306b\u304b\u304b\u308b\u30b3\u30b9\u30c8\u3092\u8a08\u7b97\u3059\u308b\u3002\u6700\u7d42\u30e9\u30a6\u30f3\u30c9\u3001\u81ea\u5206\u306e\u624b\u672d\u306f5\u679a\u3001\u305d\u3057\u3066\u307e\u3060\u30aa\u30fc\u30d7\u30f3\u3055\u308c\u3066\u3044\u306a\u3044\u30ab\u30fc\u30c9\u304c11\u679a\u3042\u308b\u3002\u81ea\u5206\u306e\u624b\u306e\u51fa\u3057\u65b9\u304c 5P3 \u901a\u308a\u3002\u81ea\u5206\u4ee5\u5916\u306e\u624b\u306e\u51fa\u3057\u65b9\u304c 11P6\u901a\u308a\u3002 >>> def p(n, m): ... result = 1 ... for i in range(m): ... result *= n ... n -= 1 ... return result ... >>> p(5, 3) 60 >>> p(11, 6) 332640 >>> _ * 60 19958400 \u3088\u3063\u3066\u6700\u521d\u306e\u30bf\u30fc\u30f3\u3067\u300c\u6700\u7d42\u30e9\u30a6\u30f3\u30c9\u306b\u51fa\u3055\u308c\u3046\u2026","blog_url":"https://nishiohirokazu.hatenadiary.org/"}