{"width":"100%","type":"rich","version":"1.0","description":"\u554f\u984c\u306f\u3053\u3061\u3089 No.117 \u7d44\u307f\u5408\u308f\u305b\u306e\u6570 - yukicoder\u7d20\u76f4\u306b\u968e\u4e57\u3067\u8a08\u7b97\u3059\u308b\u3060\u3051 C(N,K)\u306f\u306b\u3088\u308b\u5358\u7d14\u306a\u30eb\u30fc\u30d7\u306b\u3088\u308aO(K)\u3067\u8a08\u7b97\u3067\u304d\u308b\u3051\u3069\u3001KT\u304c\u5927\u304d\u3044\u306e\u3067\u3053\u308c\u3067\u306fTLE\u306b\u306a\u308b \u306a\u306e\u3067\u3001\u4e8b\u524d\u306b\u968e\u4e57\u3092\u8a08\u7b97\u3057\u3066\u304a\u3051\u3070\u3001\u5404\u30af\u30a8\u30ea\u306f\u5b9a\u6570\u6642\u9593\u3067\u7b54\u3048\u3089\u308c\u308bP:=10^9+7\u306f\u7d20\u6570\u306a\u306e\u3067\u3001K<P\u306b\u304a\u3044\u3066K!\u306fP\u3092\u56e0\u6570\u306b\u6301\u305f\u305a\u3001\u4e92\u3044\u306b\u7d20\u3067\u3042\u308b\u3053\u3068\u304b\u3089\u3001mod P\u306b\u304a\u3051\u308bK!\u306e\u9006\u5143\u306f\u5b58\u5728\u3059\u308b\u3002 \u9006\u5143\u306f\u30d5\u30a7\u30eb\u30de\u30fc\u306e\u5c0f\u5b9a\u7406\u306b\u3088\u308a\u6c42\u3081\u308b\u6a2a\u7740\u3092\u3057\u3066\u3001\u968e\u4e57\u306e\u9006\u5143\u3092\u6bce\u56de\u6c42\u3081\u3066\u3044\u308b\u306e\u3067\u3061\u3087\u3063\u3068\u9045\u3044 //\u7e70\u308a\u8fd4\u3057\u4e8c\u4e57\u6cd5 long p(long a,int i){return i?p(a*a%P,i/2)*(i%\u2026","published":"2016-12-06 05:37:27","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fsugarknri.hatenablog.com%2Fentry%2F2016%2F12%2F06%2F053727\" title=\"yukicoder No.117 \u7d44\u307f\u5408\u308f\u305b\u306e\u6570 - \u30e1\u30e2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_name":"sugarknri","provider_name":"Hatena Blog","image_url":"http://chart.apis.google.com/chart?cht=tx&chl=%5Cprod_%7Bi%3D1%7D%5EK%20%5Cfrac%7BN%2B1-i%7D%7Bi%7D","provider_url":"https://hatena.blog","categories":[],"height":"190","blog_url":"https://sugarknri.hatenablog.com/","url":"https://sugarknri.hatenablog.com/entry/2016/12/06/053727","blog_title":"\u30e1\u30e2","author_url":"https://blog.hatena.ne.jp/sugarknri/","title":"yukicoder No.117 \u7d44\u307f\u5408\u308f\u305b\u306e\u6570"}