RDJ_Widow的博客

https://www.luogu.org/problemnew/show/P4147滚动数组+悬线法#include<stdio.h>#include<stdlib.h>#include<math.h>#include<algorithm>#define ll long long#define pb push_back#def...

https://www.luogu.org/problemnew/show/P2701#include<stdio.h>#include<stdlib.h>#include<math.h>#include<algorithm>#define ll long long#define pb push_back#define test p...