{"published":"2006-08-10 03:43:13","title":"\u30bf\u30a4\u306e\u6570","height":"190","url":"https://terai-s.hatenadiary.org/entry/20060810/1155148993","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fterai-s.hatenadiary.org%2Fentry%2F20060810%2F1155148993\" title=\"\u30bf\u30a4\u306e\u6570 - Cogito Ergo Sum.\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_title":"Cogito Ergo Sum.","width":"100%","type":"rich","author_url":"https://blog.hatena.ne.jp/terai-s/","version":"1.0","provider_name":"Hatena Blog","categories":["\u6211\u601d\u3046\u3001\u6545\u306b\u6211\u5728\u308a"],"blog_url":"https://terai-s.hatenadiary.org/","description":"\u6614\u3001\u5927\u5b66\u751f\u306e\u3068\u304d\u53d7\u3051\u305f\u6587\u5316\u4eba\u985e\u5b66\u306e\u6982\u8ad6\u306e\u6388\u696d\u3067\u3001\u300c\u4eba\u53e3\uff08\u4eba\u53e3\u5bc6\u5ea6\u3060\u3063\u305f\u304b\u306a\uff09\u3068\u305d\u3053\u3067\u751f\u3058\u308b\u30b1\u30f3\u30ab\u7b49\u306e\u4e89\u3044\u306e\u6570\u306e\u95a2\u4fc2\u3092\u8abf\u3079\u3066\u307f\u308b\u3068\u3001\u4eba\u53e3\u304cn\u500d\u306e\u96c6\u56e3\u3067\u8d77\u3053\u308b\u4e89\u3044\u306e\u6570\u306fn\u500d\u3067\u306f\u306a\u304f\u3082\u3063\u3068\u305a\u3063\u3068\u591a\u3044\u3001\u3068\u3044\u3046\u8a71\u3092\u805e\u3044\u305f\u3053\u3068\u304c\u3042\u308b\u3002\u3067\u3001\u904e\u5270\u306a\u5bfe\u4eba\u63a5\u89e6\u3068\u3044\u3046\u3082\u306e\u306f\u4eba\u9593\u306b\u3068\u3063\u3066\u30b9\u30c8\u30ec\u30c3\u30b5\u30fc\u306a\u306e\u3067\u3042\u308b\u3001\u3068\u3044\u3046\u7d50\u8ad6\u3060\u3063\u305f\u3068\u601d\u3046\u3093\u3060\u3051\u3069\u3002 \u3060\u3051\u3069\u3053\u308c\u3001\u30d0\u30ab\u3052\u305f\u7d50\u8ad6\u3067\u306f\u306a\u3044\u304b\u3002\u3042\u308b\u96c6\u56e3\u306e\u69cb\u6210\u30e1\u30f3\u30d0\u30fc\u306e\u6570\u304cn\u500d\u306b\u306a\u3063\u305f\u3068\u304d\u3001\u305d\u306e\u96c6\u56e3\u306b\u304a\u3051\u308b2\u8005\u95a2\u4fc2\u306e\u6570\u306fn\u500d\u3058\u3083\u6e08\u307e\u306a\u3044\u3093\u3060\u304b\u3089\u3002k\u4eba\u306e\u96c6\u56e3\u306b\u304a\u3051\u308b\u53ef\u80fd\u306a\u5168\u3066\u306e2\u8005\u95a2\u4fc2\u306e\u6570\u306fkC2 = k(k-1)/2\u3060\u304b\u3089\u3001 \u30e1\u30f3\u30d0\u30fc\u6570\u304c00002\u30012\u8005\u95a2\u4fc2\u306e\u6570\u306f00000001\u3002 \u2026","provider_url":"https://hatena.blog","image_url":null,"author_name":"terai-s"}