{"author_name":"a_kawashiro","blog_title":"a_kawashiro\u306e\u30d6\u30ed\u30b0","url":"https://a-kawashiro.hatenablog.com/entry/20120213/1329128274","type":"rich","image_url":null,"description":"\u8b1b\u7fa9\u8cc7\u6599 - \u3044\u3082\u3059\u7814 (imos laboratory) \u2191\u53c2\u7167\u3002 \u7d2f\u7a4d\u548c\u3092\u4f7f\u3063\u305f\u30b3\u30fc\u30c9 #include <stdio.h> int nails[5010][5010]; int main(){ int n,m; scanf(\"%d%d\",&n,&m); for(int i=0;i<m;i++){ int a,b,x; scanf(\"%d%d%d\",&a,&b,&x); nails[a][b]++,nails[a][b+1]--; nails[a+x+1][b]--,nails[a+x+2][b+1]++; nails[a+x+1][b+x+2]++,nails[a+x+2][b+x+2]\u2026","categories":[],"provider_url":"https://hatena.blog","title":"JOI2012\u672c\u9078\uff14\u756a","height":"190","blog_url":"https://a-kawashiro.hatenablog.com/","version":"1.0","published":"2012-02-13 19:17:54","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fa-kawashiro.hatenablog.com%2Fentry%2F20120213%2F1329128274\" title=\"JOI2012\u672c\u9078\uff14\u756a - 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>","author_url":"https://blog.hatena.ne.jp/a_kawashiro/","provider_name":"Hatena Blog","width":"100%"}