前缀和思想:
#include<bits/stdc.h>using namespace std;long long n,k;const int N200010;long long a[N],sum[N];int main()
{cin>>n>>k;for(int i1;i<n;i)cin>>a[i];sort(a1,a1n);for(int i1;i<n;i){sum[i]sum[i-1]a[i];}long long ans1e18;…
Monitored-HackTheBox
信息搜集
nmap扫描一下端口
nmap -sV -sC -v --min-rate 1000 10.10.11.248扫描结果如下
PORT STATE SERVICE VERSION
22/tcp open ssh OpenSSH 8.4p1 Debian 5+deb11u3 (protocol 2.0)
80/tcp open http Apache httpd …