{"type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fisowa.hatenablog.jp%2Fentry%2Fdbea96e0aa621aad5621fa673812cf69\" title=\"\u3042\u306e\u6709\u540d\u306a - \u78ef\u8f2a\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>","url":"https://isowa.hatenablog.jp/entry/dbea96e0aa621aad5621fa673812cf69","provider_url":"https://hatena.blog","blog_title":"\u78ef\u8f2a\u65e5\u8a18","published":"2022-02-25 22:08:32","provider_name":"Hatena Blog","width":"100%","version":"1.0","blog_url":"https://isowa.hatenablog.jp/","height":"190","title":"\u3042\u306e\u6709\u540d\u306a","description":" \u30c8\u30e0\u30cf\u30f3\u30af\u30b9\u4e3b\u6f14\u306e\u6620\u753b\u300e\u30ad\u30e3\u30b9\u30c8\u30a2\u30a5\u30a8\u30a4\u300f\u3002 \u8ca8\u7269\u914d\u9001\u4f1a\u793e\u30d5\u30a7\u30c7\u30c3\u30af\u30b9\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u3067\u3001\u81ea\u793e\u306e\u8ca8\u7269\u98db\u884c\u6a5f\u306b\u4e57\u3063\u3066\u3044\u308b\u6642\u306b\u4e8b\u6545\u306b \u906d\u3044\u3001\u7121\u4eba\u5cf6\u306b\u6d41\u3055\u308c\u305f\u4e3b\u4eba\u516c\u306e\u30b5\u30d0\u30a4\u30d0\u30eb\u7269\u8a9e\u3067\u3059\u3002 \u3055\u3066\u3001\u3053\u3053\u3067\u30af\u30a4\u30ba\u3067\u3059\uff1a \u30a2\u30e1\u30ea\u30ab\u5168\u571f\u306e\uff11\uff15\uff10\u306e\u90fd\u5e02\u9593\u3067\u3001\u8377\u7269\u3092\u3072\u3068\u6669\u3067\u914d\u9001\u3059\u308b\u305f\u3081\u306b\u306f\u3001 \u4f55\u672c\u306e\u98db\u884c\u6a5f\u304c\u5fc5\u8981\u3067\u3057\u3087\u3046\u304b\uff1f \u666e\u901a\u306b\u982d\u306e\u3044\u3044\u4eba\u3060\u3068\u3001n(n-1)/2 \u3068\u3044\u3046\u516c\u5f0f\u3092\u4f7f\u3063\u3066\u3001 150 x ( 150 - 1 ) / 2 = 11,175\u6a5f \u3068\u306a\u308b\u304b\u3082\u3002 \u3057\u304b\u3057 \u30a8\u30fc\u30eb\u5927\u5b66\u306e\u5b66\u751f\u3060\u3063\u305f\u30d5\u30ec\u30c7\u30ea\u30c3\u30af\u30fb\u30b9\u30df\u30b9\u304f\u3093\u306f\u3053\u3046\u8003\u3048\u307e\u3057\u305f\u3002 \u300c\uff11\uff14\uff19\u306e\u90fd\u5e02\u304b\u3089\u3059\u3079\u3066\u306e\u8377\u7269\u3092\u30e1\u30f3\u30d5\u30a3\u30b9\u306b\u96c6\u3081\u3001\u305d\u3053\u3067\u884c\u304d\u5148\u5225\u306b \u5206\u985e\u3057\u3066\u3001\u307e\u305f\u2026","author_url":"https://blog.hatena.ne.jp/Isowa/","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/I/Isowa/20250827/20250827002157.jpg","categories":["\u6226\u7565\u30b9\u30c8\u30fc\u30ea\u30fc"],"author_name":"Isowa"}