以此题纪念我写的第一篇acm博客,第一道模拟:) http://acm.zju.edu.cn/onlinejudge/showProblem.do?problemCode=3879 题意非常复杂,感觉好像在写一个游戏似的,一大堆规则,还全部都是纯模拟,一点算法都没有,全考代码的…… 废话结束,开始说题—— 第一行输入t,表示有t组数据 每组数据,第一行输入n, q, s, c,表示有n组队伍,每队q个地点,每队初始s分,一共c次操作 接下来c组操作…… 每组操作,第一行输入m, 表示m次成功攻击…

每年省赛必有的一道模拟题,描述都是非常的长,题目都是蛮好写的... sigh... 比赛的时候没有写出这道题目 :( 题意:首先输入4个数,n,q,p,c代表有n个队伍,q个服务器,每支队伍的初始分数p, 还有c次操作对于每次操作,首先输入一个k,代表k次攻击每次攻击有三个数,a,b,c, 代表a通过c服务器成功的攻击了b对于每次成功的攻击,b会失去n-1分, 这n-1分会平分给通过同一服务器攻击b的几支队伍然后是q行,每行n个数, 分别代表1~n是否成功维护了,1为成功,0为不成功不成功的队伍…

In computer security, Capture the Flag (CTF) is a computer security competition. CTF contests are usually designed to serve as an educational exercise to give participants experience in securing a machine, as well as conducting and reacting to the so…

http://acm.zju.edu.cn/onlinejudge/showContestProblem.do?problemId=5503 The 12th Zhejiang Provincial Collegiate Programming Contest - K Capture the Flag Time Limit: 2 Seconds      Memory Limit: 65536 KB      Special Judge In computer security, Capture…

Capture the Flag Time Limit: 2 Seconds Memory Limit: 65536 KB Special Judge In computer security, Capture the Flag (CTF) is a computer security competition. CTF contests are usually designed to serve as an educational exercise to give participants ex…

Capture the Flag Time Limit: 2 Seconds      Memory Limit: 65536 KB      Special Judge In computer security, Capture the Flag (CTF) is a computer security competition. CTF contests are usually designed to serve as an educational exercise to give parti…

copy : https://baike.baidu.com/item/ctf/9548546?fr=aladdin CTF(Capture The Flag)中文一般译作夺旗赛,在网络安全领域中指的是网络安全技术人员之间进行技术竞技的一种比赛形式.CTF起源于1996年DEFCON全球黑客大会,以代替之前黑客们通过互相发起真实攻击进行技术比拼的方式.发展至今,已经成为全球范围网络安全圈流行的竞赛形式,2013年全球举办了超过五十场国际性CTF赛事.而DEFCON作为CTF赛制的发源地,DEFC…

CTF(Capture The Flag) 简单介绍 CTF(Capture The Flag)中文一般译作夺旗赛,在网络安全领域中指的是网络安全技术人员之间进行技术竞技的一种比赛形式. `In computer security, Capture the Flag (CTF), a type of cryptosport, is a computer security competition. CTF contests are usually designed to serve as an e…

主机:192.168.32.152 靶机:192.168.32.160 首先nmap扫描端口: ftp,ssh,http服务 dirb扫描目录,flag下有一个flag password目录下,查看源码看到一个密码,winter robots目录下有些敏感文件 访问敏感目录,发现这里可能存在命令执行漏洞 http9090端口下也有一个flag 再用nmap -p- -T4 探测下有没有更多的大端口 nc 这两个大端口,两个flag 60000端口直接返回了root权限?,然后直接catf lag…

参考链接:https://ctftime.org/task/6264 题目 It's a media PC! All fully purchased through the online subscription revolution empire "GimmeDa$". The PC has a remote control service running that looks like it'll cause all kinds of problems or that was wr…