{"image_url":null,"description":"\u554f\u984c\u6982\u8981\uff1a \u30b5\u30a4\u30ba\u304cn\u3067\u3042\u308b\u3088\u3046\u306a2\u3064\u306e\u6570\u5217s,t\u304c\u4e0e\u3048\u3089\u308c\u308b\u3002 \u6570\u5217s,t\u306e\u5404\u8981\u7d20\u306b\u306f0\u304b\u3089n-1\u307e\u3067\u756a\u53f7\u304c\u3075\u3089\u308c\u3066\u3044\u308b\u3002 \u6570\u5217s\u306b\u5bfe\u3057\u3066\u4ee5\u4e0b\u306e\uff12\u3064\u306e\u64cd\u4f5c\u3092\u4efb\u610f\u306e\u56de\u6570\u3060\u3051\u9069\u7528\u3057\u3066t\u306b\u3067\u304d\u308b\u304b\u3002 \u3067\u304d\u308b\u306a\u3089\u305d\u306e\u9069\u7528\u3057\u305f\u9806\u5e8f\u3092\uff11\u3064\u51fa\u529b\u305b\u3088\u3002 \u64cd\u4f5c1. s[i] = s[i] + s[i-1] ( \u305f\u3060\u3057 i-1 \u64cd\u4f5c2. s[i] = s[i] + s[i+1] ( \u305f\u3060\u3057 i+1 >= n \u306a\u3089 s[i+1] \u306f s[0] )\u89e3\u6cd5\uff1a \u64cd\u4f5c\uff11\u3068\u64cd\u4f5c\uff12\u306e\u4f7f\u7528\u56de\u6570\u304c\u540c\u3058\u5834\u5408\u3001\u305d\u306e\u9806\u756a\u306b\u3088\u3063\u3066\u7d50\u679c\u306f\u5909\u308f\u3089\u306a\u3044\u3002 \u3064\u307e\u308a\u3001(\u64cd\u4f5c\uff11)\u2192(\u64cd\u4f5c\uff12)\u2192(\u64cd\u4f5c\uff11)\u2192(\u64cd\u4f5c2)\u306e\u7d50\u679c\u5f97\u3089\u308c\u308b\u6570\u5217\u3068 (\u64cd\u4f5c\uff11)\u2192(\u2026","author_name":"tei3344","provider_name":"Hatena Blog","provider_url":"https://hatena.blog","type":"rich","height":"190","blog_title":"\u571f\u4e0b\u5ea7\u3057\u306a\u304c\u3089\u63a2\u7d22\u4e2d","version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fncastar.hatenablog.com%2Fentry%2F2017%2F04%2F18%2F224704\" title=\" SRM 712 DIV 1 easy : LR - \u571f\u4e0b\u5ea7\u3057\u306a\u304c\u3089\u63a2\u7d22\u4e2d\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","categories":["SRM"],"url":"https://ncastar.hatenablog.com/entry/2017/04/18/224704","title":" SRM 712 DIV 1 easy : LR","width":"100%","blog_url":"https://ncastar.hatenablog.com/","published":"2017-04-18 22:47:04","author_url":"https://blog.hatena.ne.jp/tei3344/"}