{"image_url":null,"height":"190","width":"100%","type":"rich","provider_url":"https://hatena.blog","provider_name":"Hatena Blog","categories":["\u3053\u3069\u3075\u3049\u3059"],"blog_title":"\u308c\u3069\u3053\u3060\u76ee\u6307\u3059\u3088\uff01\u3000(\uff1b`\u30fb\u03c9\u30fb\uff09","blog_url":"https://phyllo-algo.hatenadiary.org/","author_name":"phyllo_algo","version":"1.0","author_url":"https://blog.hatena.ne.jp/phyllo_algo/","title":"Codeforces 582A. GCD Table","url":"https://phyllo-algo.hatenadiary.org/entry/20151004/1443911449","published":"2015-10-04 07:30:49","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fphyllo-algo.hatenadiary.org%2Fentry%2F20151004%2F1443911449\" title=\"Codeforces 582A. GCD Table - \u308c\u3069\u3053\u3060\u76ee\u6307\u3059\u3088\uff01\u3000(\uff1b`\u30fb\u03c9\u30fb\uff09\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"\u554f\u984c \u3042\u308b\u9577\u3055N\u306e\u914d\u5217a_i\u304c\u3042\u3063\u305f\u3068\u304d\u3001\u3053\u306e\u914d\u5217\u81ea\u4f53\u306f\u4e0e\u3048\u3089\u308c\u305a\u3001\u4ee3\u308f\u308a\u306bgcd(a_i,a_j)\u306e\u7d50\u679cN*N\u500b\u304c\u4e0e\u3048\u3089\u308c\u308b\u3002 \u5143\u306e\u914d\u5217\u306b\u542b\u307e\u308c\u308b\u6570\u5024\u3092\u7b54\u3048\u308b\u3002 1 a_i \u8003\u3048\u65b9 \u4e0e\u3048\u3089\u308c\u305fgcd(a_i,a_j)\u306e\u4e2d\u3067\u3001\u4e00\u756a\u5927\u304d\u3044\u6570\u3092M\u3068\u3059\u308b\u3002 gcd(M,M)=M\u3067\u3042\u308b\u306e\u3067\u3001\u5c11\u306a\u304f\u3068\u3082\u3001M\u306f1\u3064\u306f\u542b\u307e\u308c\u308b\u3002 \u306a\u306e\u3067\u3001gcd(a_i,a_j)\u304b\u3089M\u30921\u3064\u53d6\u308a\u9664\u3044\u3066\u304a\u304f\u3002 \u6b21\u306b\u3001gcd(a_i,a_j)\u306e\u4e2d\u3067\u4e00\u756a\u5927\u304d\u3044\u6570\u3092M2\u3068\u3059\u308b\u3002 \u6700\u521d\u306e\u914d\u5217\u306bM2\u304c\u542b\u307e\u308c\u306a\u3044\u3068\u3059\u308b\u3068\u3001\u4ed6\u306e\u8981\u7d20\u3067gcd\u53d6\u3063\u305f\u3089M2\u306b\u306a\u308b\u3082\u306e\u304c\u3042\u308b\u306f\u305a\u3060\u304c\u3001gcd\u306e\u6027\u8cea\u304b\u3089\u3001M2\u3088\u308a\u5927\u304d\u3044\u6570\u5024\u3067\u306a\u3044\u3068\u3044\u3051\u306a\u3044\u3002\u3057\u304b\u3057\u3001\u4eca\u2026"}