a_kawashiro https://blog.hatena.ne.jp/a_kawashiro/ a_kawashiroのブログ https://a-kawashiro.hatenablog.com/ 2^10は使わなかった。 #include <algorithm> #include <vector> using namespace std; class Shopping { public: int minNumber(int X, vector <int> values) { sort(values.begin(),values.end()); if(values[0]!=1) { return -1; } else { int r=1; int s; for(s=1;s<X;) { int n=0; while(n+1<values.size() && values[n+1]<=s+1… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fa-kawashiro.hatenablog.com%2Fentry%2F20110619%2F1308449103" title="SRM331 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 2011-06-19 11:05:03 rich https://a-kawashiro.hatenablog.com/entry/20110619/1308449103 1.0 100%