a_kawashiro https://blog.hatena.ne.jp/a_kawashiro/ a_kawashiroのブログ https://a-kawashiro.hatenablog.com/ topcoder メモ化再帰するだけ。 #include <sstream> #include <vector> using namespace std; class ContestSchedule { public: int n; double cache[55]; vector<int> start; vector<int> end; vector<double> winExp; double rec(int lastContest) { double &r=cache[lastContest]; if(!(r<0)) return r; r=0.0; for(int i=0;i<n;i++) if(end… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fa-kawashiro.hatenablog.com%2Fentry%2F20110409%2F1302346367" title="SRM320 div1 medium - a_kawashiroのブログ" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2011-04-09 19:52:47 rich https://a-kawashiro.hatenablog.com/entry/20110409/1302346367 1.0 100%