摘要: 构造 set : struct node{ int l , r; mutable int v; node(int l,int r,int v = 0) : l(l) , r(r) , v(v) {} bool operator<(const node &a) const { return l < a 阅读全文
posted @ 2024-03-21 23:13 NEUQ-zyb 阅读(11) 评论(0) 推荐(0)