a_kawashiro https://blog.hatena.ne.jp/a_kawashiro/ a_kawashiroのブログ https://a-kawashiro.hatenablog.com/ topcoder えらく簡単だった。 0 #include <string> #include <vector> using namespace std; class Squares { public: int countSquares(vector <string> field) { int ans=0,h=field[0].size(),w=field.size(),n=55; for(int x1=0;x1<n;x1++) for(int y1=0;y1<n;y1++) for(int xd=0;xd<n;xd++) for(int yd=1;yd<n;yd++) { int x2=x1+xd,y2=y1… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fa-kawashiro.hatenablog.com%2Fentry%2F20110401%2F1301630590" title="SRM332 div2 hard - 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 2011-04-01 13:03:10 rich https://a-kawashiro.hatenablog.com/entry/20110401/1301630590 1.0 100%