摘要： Treap仿set 模板 蓝书232 &代码： c++ include include include include include include include include include include using namespace std; define INF 0x3f3f3f3f 阅读全文

摘要： 线段树(区间更改,区间查最值)模板 主要重在理解线段树,理解了怎么改都可以,还有以后不要直接抄模板,要写出自己想的一份代码 &代码： c++ include include include include include include include include include include 阅读全文