{"image_url":null,"provider_url":"https://hatena.blog","blog_url":"https://blog.hamayanhamayan.com/","version":"1.0","author_url":"https://blog.hatena.ne.jp/hamayanhamayan/","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.hamayanhamayan.com%2Fentry%2F2018%2F03%2F15%2F110628\" title=\"Ricocheting Balls [CSAcademy #73 B] - \u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","type":"rich","height":"190","description":"https://csacademy.com/contest/round-73/task/ricocheting-balls/N\u500b\u306e\u30dc\u30fc\u30eb\u304c\u3042\u308b\u3002 i\u756a\u76ee\u306e\u30dc\u30fc\u30eb\u306e\u9ad8\u3055\u306fH[i]m\u3067\u3042\u308b\u3002 \u3053\u306e\u30dc\u30fc\u30eb\u306f\u4e0b\u306b1m/\u79d2\u3067\u843d\u3061\u308b\u304c\u3001\u5730\u9762\u306b\u5230\u7740\u3057\u305f\u3089\u4e0a\u306b1m/\u79d2\u306e\u901f\u3055\u3067\u4e0a\u304c\u3063\u3066\u3044\u304f\u3002 \u3042\u308b\u79d2\u6570\u3067\u30dc\u30fc\u30eb\u3092\u6b62\u3081\u305f\u3068\u304d\u306e\u3001\u9ad8\u3055\u306e\u7dcf\u548c\u306e\u6700\u5c0f\u5024\u306f\uff1f","url":"https://blog.hamayanhamayan.com/entry/2018/03/15/110628","categories":["\u7af6\u6280\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0"],"title":"Ricocheting Balls [CSAcademy #73 B]","author_name":"hamayanhamayan","width":"100%","blog_title":"\u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093\u306f\u307e\u3084\u3093","published":"2018-03-15 11:06:28"}