{"width":"100%","blog_url":"https://a-kawashiro.hatenablog.com/","image_url":null,"provider_name":"Hatena Blog","type":"rich","categories":["topcoder"],"title":"SRM431 div2 hard","version":"1.0","url":"https://a-kawashiro.hatenablog.com/entry/20110331/1301580842","description":"\u5168\u304f\u6b6f\u304c\u7acb\u305f\u306a\u3044\u3002 \u63a2\u7d22\u3060\u3063\u305f\u3002div2hard\u3067\u521d\u3081\u3066\u898b\u305f\u3002 \u85ea\u304b\u3089\u68d2\u3060\u3002\u4e80\u3082\u6728\u304b\u3089\u843d\u3061\u308b\u3002 #include <cmath> class SumAndProduct { public: int smallestSet(int S, int P) { if(S==P) return 1; double s=S,p=P; for(int n=2;n<=100;n++) if(p<pow(s/n,n)+1e-9) return n; return -1; } };","provider_url":"https://hatena.blog","author_url":"https://blog.hatena.ne.jp/a_kawashiro/","blog_title":"a_kawashiro\u306e\u30d6\u30ed\u30b0","author_name":"a_kawashiro","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fa-kawashiro.hatenablog.com%2Fentry%2F20110331%2F1301580842\" title=\"SRM431 div2 hard - a_kawashiro\u306e\u30d6\u30ed\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","published":"2011-03-31 23:14:02","height":"190"}