{"blog_title":"JunKobayashi's Diary","image_url":null,"title":"ABC417\u60e8\u6557\u53cd\u7701\uff08AB2\u5b8c\uff09","url":"https://junkobayashi.hatenablog.com/entry/2025/08/06/224031","height":"190","author_name":"JunKobayashi","categories":["ABC\u6311\u6226\u8a18","ABC\u672c\u756a\u3067\u6557\u5317\u3057\u305f\u554f\u984c","ABC\u306eE\u554f\u984c","ABC\u306eF\u554f\u984c","\u5dee\u5206\u66f4\u65b0","\u4e8c\u5206\u63a2\u7d22","\u7d2f\u7a4d\u548c","\u8f9e\u66f8\u9806\u6700\u5c0f","\u6df1\u3055\u512a\u5148\u63a2\u7d22","\u9045\u5ef6\u30bb\u30b0\u30e1\u30f3\u30c8\u6728"],"published":"2025-08-06 22:40:31","description":"\u4f53\u8abf\u304c\u82e5\u5e72\u60aa\u304b\u3063\u305f\u3068\u3044\u3046\u5074\u9762\u304c\u7686\u7121\u3067\u3042\u3063\u305f\u3068\u306f\u8a00\u3048\u306a\u3044\u3082\u306e\u306e\u3001\u6839\u672c\u7684\u306b\u306f\u57fa\u790e\u304c\u56fa\u307e\u308a\u5207\u3063\u3066\u3044\u306a\u3044\u3053\u3068\u306e\u65b9\u304c\u5727\u5012\u7684\u306b\u91cd\u305f\u3044\u306f\u305a\u3002\u3082\u3063\u3068\u7814\u947d\u3059\u3079\u3057\u3002 \u203b\u7279\u306b\u65ad\u3089\u306a\u3044\u9650\u308a\u30010-indexed\u3067\u8a18\u8f09\u3059\u308b\u3002 \uff1cA\u554f\u984c\uff1e A - A Substring \\(S\\)\u306e\u5148\u982d\\(A\\)\u6587\u5b57\u3092\u8868\u3059\u6dfb\u5b57\u306f\\[0, 1, \\dotsc , A - 2, A - 1\\]\u3067\u3042\u308a\u3001\u672b\u5c3e\\(B\\)\u6587\u5b57\u3092\u8868\u3059\u6dfb\u5b57\u306f\\[N - B, N - (B - 1) , \\dotsc , N - 2, N - 1\\]\u306a\u306e\u3067\u3001\\[ A \\leq i \\lt N - B \\]\u306a\u308b\\(S_i\\)\u305f\u3061\u3092\u9806\u306b\u51fa\u529b\u3057\u3066AC\u7372\u5f97\u3002 \uff1cB\u554f\u984c\uff1e B - \u2026","blog_url":"https://junkobayashi.hatenablog.com/","type":"rich","provider_url":"https://hatena.blog","version":"1.0","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fjunkobayashi.hatenablog.com%2Fentry%2F2025%2F08%2F06%2F224031\" title=\"ABC417\u60e8\u6557\u53cd\u7701\uff08AB2\u5b8c\uff09 - JunKobayashi&#39;s Diary\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","width":"100%","author_url":"https://blog.hatena.ne.jp/JunKobayashi/"}