{"description":"\u672c\u5f53\u306f\u30d7\u30ed\u30b0\u30e9\u30e0\u30b3\u30fc\u30c9\u306e\u8003\u5bdf\u3092\u3057\u305f\u304b\u3063\u305f\u306e\u3067\u3059\u304c\uff0c\u3053\u3053\u6570\u65e5\uff0c\u6c17\u529b\u304c\u306a\u3044\u306e\u3067\uff0c\u8efd\u3044\u8a71\u3092\u3057\u307e\u3059\uff0e 2\u6b21\u5143\u5ea7\u6a19\u5e73\u9762\u306e\u539f\u70b9\u304b\u3089\u30b9\u30bf\u30fc\u30c8\u3057\u3066\uff0c\u7b2c1\u8c61\u9650\u3068X\u8ef8\u30fbY\u8ef8\u306e\u5404\u683c\u5b50\u70b9\u3092\u9806\u306b\u5de1\u308b\u3068\u3044\u3046\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\uff0c\u3044\u304f\u3064\u304b\u4f5c\u308b\u3053\u3068\u306b\u3057\u307e\u3057\u305f\uff0e (\u7565) \u7406\u8ad6\u7684\u306b\u306f\uff0c\u81ea\u7136\u6570\u306e\u96c6\u5408N={0,1,2,...}\u3068\uff0cN\u00d7N={(x,y)|x\u2208N,y\u2208N}\u3068\u304c\u4e00\u5bfe\u4e00\u5bfe\u5fdc\u306b\u306a\u308b\u3068\u3044\u3046\u3082\u306e\u3067\u3059\uff0e \u5c3a\u53d6\u308a\u866b\u30d7\u30ed\u30b0\u30e9\u30e0 - \u308f\u3055\u3063\u304d \u4e0a\u306b\u5f15\u7528\u3057\u305f\u3053\u3068\u3060\u3051\u3067\u3042\u308c\u3070\uff0c\u5c3a\u53d6\u308a\u866b\u306e\u3088\u3046\u306a\u5f62\u72b6\u3060\u3051\u3067\u306a\u304f\uff0c\u3044\u304f\u3064\u304b\u8003\u3048\u3089\u308c\u307e\u3059\uff0e\u3072\u3068\u3064\u3081\uff0e \u3053\u306e\u56f3\u306e\u7d4c\u8def\u3067\u306f\uff0c\u5ea7\u6a19(x,y)\u3068\u30b9\u30c6\u30c3\u30d7\u6570n\u306e\u95a2\u4fc2\u304c\uff0c\u3068\u3044\u3046\u5f0f\u3067\u8868\u3055\u308c\u307e\u3059\uff0e \u7c21\u5358\u306b\u7406\u7531\u3092\u66f8\u304f\u3068\uff0cX\u8ef8\u4e0a\u306e\u5404\u2026","version":"1.0","type":"rich","title":" \u5c3a\u53d6\u308a\u866b\u30d7\u30ed\u30b0\u30e9\u30e0\u301c\u7d4c\u8def\u306e\u30d0\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3","blog_url":"https://takehikom.hateblo.jp/","published":"2009-08-15 07:26:11","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/t/takehikom/20090815/20090815072129.png","provider_url":"https://hatena.blog","url":"https://takehikom.hateblo.jp/entry/20090815/1250288771","height":"190","blog_title":"\u308f\u3055\u3063\u304dhb","categories":["cacerucana"],"provider_name":"Hatena Blog","author_url":"https://blog.hatena.ne.jp/takehikom/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftakehikom.hateblo.jp%2Fentry%2F20090815%2F1250288771\" title=\" \u5c3a\u53d6\u308a\u866b\u30d7\u30ed\u30b0\u30e9\u30e0\u301c\u7d4c\u8def\u306e\u30d0\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3 - \u308f\u3055\u3063\u304dhb\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_name":"takehikom","width":"100%"}