{"categories":["\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0"],"provider_name":"Hatena Blog","title":"0,1,2,\u2026,N\u306e\u4e2d\u304b\u3089k\u500b\u9078\u3073\u8db3\u3057\u5408\u308f\u305b\u3066\u3067\u304d\u308b\u6574\u6570\u306f\u4f55\u901a\u308a\u304b","blog_url":"https://www.hanachiru-blog.com/","url":"https://www.hanachiru-blog.com/entry/2020/04/27/120000","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.hanachiru-blog.com%2Fentry%2F2020%2F04%2F27%2F120000\" title=\"0,1,2,\u2026,N\u306e\u4e2d\u304b\u3089k\u500b\u9078\u3073\u8db3\u3057\u5408\u308f\u305b\u3066\u3067\u304d\u308b\u6574\u6570\u306f\u4f55\u901a\u308a\u304b - \u306f\u306a\u3061\u308b\u306e\u30de\u30a4\u30ce\u30fc\u30c8\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_url":"https://blog.hatena.ne.jp/hanaaaaaachiru/","width":"100%","blog_title":"\u306f\u306a\u3061\u308b\u306e\u30de\u30a4\u30ce\u30fc\u30c8","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/h/hanaaaaaachiru/20200420/20200420200511.png","provider_url":"https://hatena.blog","height":"190","description":"\u306f\u3058\u3081\u306b \u6700\u8fd1AtCorder\u306a\u308b\u3082\u306e\u3092\u59cb\u3081\u3066\u307f\u305f\u306e\u3067\u3059\u304c\u3001\u305d\u3053\u3067\u51fa\u984c\u3055\u308c\u3066\u3044\u305f\u4ee5\u4e0b\u306e\u7b87\u6240\u304c\u3088\u304f\u5206\u304b\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u3002 D - Sum of Large Numbers 0,1,2,\u2026,N\u306e\u4e2d\u304b\u3089k\u500b\u9078\u3073\u8db3\u3057\u5408\u308f\u305b\u3066\u3067\u304d\u308b\u6574\u6570\u306f\u4f55\u901a\u308a\u304b \u305a\u3063\u3068\u30b3\u30f3\u30d3\u30cd\u30fc\u30b7\u30e7\u30f3nCr\u3092\u3046\u307e\u304f\u4f7f\u3048\u3070\u89e3\u3051\u308b\u3068\u601d\u3063\u3066\u3044\u305f\u306e\u3067\u3059\u304c\u3001\u3082\u3063\u3068\u30a8\u30ec\u30ac\u30f3\u30c8\u306b\u89e3\u3051\u308b\u307f\u305f\u3044\u3067\u3059\u3002\u5099\u5fd8\u9332\u3082\u304b\u306d\u3066\u89e3\u304d\u65b9\u3092\u66f8\u304d\u6b8b\u3057\u3066\u304a\u304d\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002 \u306f\u3058\u3081\u306b \u8003\u3048\u65b9 \u6700\u5927\u5024\u30fb\u6700\u5c0f\u5024\u3092\u6c42\u3081\u308b \u3055\u3044\u3054\u306b \u8003\u3048\u65b9 \u307e\u305a\u306f\u30b7\u30f3\u30d7\u30eb\u306b\u3059\u308b\u305f\u3081\u306bN=3,k=2\u306b\u3057\u3066\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002 0,1,2,3\u306e\u4e2d\u304b\u30892\u500b\u9078\u3073\u8db3\u3057\u5408\u308f\u305b\u3066\u3067\u304d\u308b\u6574\u6570\u306f\u4f55\u901a\u308a\u304b \u3053\u308c\u3092\u3055\u3089\u306b\u5358\u2026","published":"2020-04-27 12:00:00","author_name":"hanaaaaaachiru","version":"1.0","type":"rich"}