{"author_url":"https://blog.hatena.ne.jp/ita/","description":"http://azspcs.com/contest/polygonalareas \u306a\u304b\u306a\u304b\u5965\u304c\u6df1\u3044\u554f\u984c\u3067\u3059\u3002N*N\u306e\u30b0\u30ea\u30c3\u30c9\u4e0a\u306bN\u500b\u306e\u70b9\u3092\u7f6e\u3044\u3066\u9806\u306b\u7d50\u3073\u591a\u89d2\u5f62\u3092\u4f5c\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u4e09\u3064\u306e\u6761\u4ef6\u3092\u6e80\u305f\u3059\u3053\u3068\uff1a X,Y\u5ea7\u6a19\u3068\u3082\u306b\u91cd\u8907\u304c\u306a\u3044 \u3069\u306e\u8fba\u3082\u4ea4\u5dee\u3057\u306a\u3044 \u3069\u306e\u8fba\u3082\u5e73\u884c\u3067\u306a\u3044 \u3053\u306e\u6761\u4ef6\u306e\u5143\u3067\u9762\u7a4d\u304c\u306a\u308b\u3079\u304f\u5c0f\u3055\u3044\u3082\u306e\u3068\u5927\u304d\u3044\u3082\u306e\u3092\u898b\u3064\u3051\u305f\u4eba\u306e\u52dd\u3061\u3002 \u6574\u6570\u306e\u8db3\u3057\u7b97\u3001\u639b\u3051\u7b97\u3060\u3051\u3067\u8fba\u306e\u5e73\u884c\u3001\u4ea4\u5dee\u306e\u5224\u5b9a\u3084\u9762\u7a4d\u306e\u8a08\u7b97\u3092\u884c\u3046\u3068\u304b\u3001O(N)\u306e\u8a08\u7b97\u6642\u9593\u306b\u3059\u308b\u3068\u304b\u3001\u306a\u304b\u306a\u304b\u9ad8\u5ea6\u306a\u6280\u8853\u3092\u8981\u6c42\u3055\u308c\u307e\u3059\u3002 \u305d\u3093\u306a\u3093\u697d\u52dd\u3084\u3093\u3001\u3068\u3044\u3046\u4eba\u306f\u662f\u975e\u6311\u6226\u3092\u3002\u767b\u9332\u3057\u306a\u304f\u3066\u3082 Best score\u306f\u898b\u3089\u308c\u308b\u306e\u3067\u8a08\u7b97\u7d50\u679c\u304c\u3069\u306e\u7a0b\u5ea6\u3044\u3044\u7dda\u3044\u3063\u3066\u308b\u2026","author_name":"ita","version":"1.0","height":"190","type":"rich","url":"https://ita.hatenadiary.jp/entry/20161228/p1","title":" \u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30fb\u30b3\u30f3\u30c6\u30b9\u30c8","published":"2016-12-28 00:00:00","categories":["\u7406\u7cfb\u30cd\u30bf"],"provider_url":"https://hatena.blog","blog_url":"https://ita.hatenadiary.jp/","blog_title":"ita\u2019s diary","provider_name":"Hatena Blog","width":"100%","image_url":null,"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fita.hatenadiary.jp%2Fentry%2F20161228%2Fp1\" title=\" \u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30fb\u30b3\u30f3\u30c6\u30b9\u30c8 - ita\u2019s diary\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>"}