191.   The Worm Turns Time Limit: 1.0 Seconds   Memory Limit: 65536K Total Runs: 5465   Accepted Runs: 1774 Worm is an old computer game. There are many versions, but all involve maneuvering a "worm" around the screen, trying to avoid running th…

The Happy Worm Time Limit: 5000MS Memory Limit: 131072K Total Submissions: 4698 Accepted: 1047 Description The Happy Worm lives in an m*n rectangular field. There are k stones placed in certain locations of the field. (Each square of the field is eit…

原题链接 题目大意:贪吃蛇的简化版,给出一串操作命令,求蛇的最终状态是死是活. 解法:这条蛇一共20格的长度,所以用一个20个元素的队列表示,队列的每个元素是平面的坐标.每读入一条指令,判断其是否越界,是否咬到了自己.若都没有,把改点压入队列,front元素弹出. 参考代码: #include<iostream> #include<queue> #include<string> using namespace std; struct Point{ int r; int…

说到Web安全和XSS跨站脚本技术,几乎所有的书都会提到Samy Worm,这是在2005年感染了mySpace社交网络上百万用户的蠕虫.正如Morris蠕虫是互联网第一个蠕虫, Samy Worm则是第一个XSS的蠕虫.因此研究XSS技术最好了解一下这个只要浏览了profile就自动把对方加为好友并列为偶像的代码的实现技术. 以下是根据对Samy Worm分析的文章进行的大致翻译: 1) Myspace阻塞了大量的tags,实际上他们仅允许<a>,<img>,<div>…

Worm Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 3895 Accepted Submission(s): 2518 Problem Description 自从见识了平安夜苹果的涨价后,Lele就在他家门口水平种了一排苹果树,共有N棵. 突然Lele发现在左起第P棵树上(从1开始计数)有一条毛毛虫.为了看到毛毛虫变蝴蝶的过程,Lel…

Problem Description An inch worm is at the bottom of a well n inches deep. It has enough energy to climb u inches every minute, but then has to rest a minute before climbing again. During the rest, it slips down d inches. The process of climbing and…

Discuz X1.5 在添加好友的地方有处存储xss,借助此处xss跟用户交互可以进行蠕虫指数扩散. 位置在添加好友处 x完之后的效果 点击后触发 ok 借助此存储xss,我们进行worm传播,dz的会话cookie是被打伤http-only的,但是xss的效果是获取你当前域下的用户会话的权限.这不干扰我们worm的进行. step 1 : attacker 发送带xss worm payload给 用户a, step 2 : 用户A点击后,自身作为宿主去添加其他人为好友,并且附带攻击payl…

Worm Time Limit: 1000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3395    Accepted Submission(s): 2188 Problem Description 自从见识了平安夜苹果的涨价后,Lele就在他家门口水平种了一排苹果树,共有N棵. 突然Lele发现在左起第P棵树上(从1开始计数)有一条毛毛虫.为了看到毛毛虫变蝴蝶的过…

Worm Time Limit: 1000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 2584    Accepted Submission(s): 1667 Problem Description 自从见识了平安夜苹果的涨价后,Lele就在他家门口水平种了一排苹果树,共有N棵. 突然Lele发现在左起第P棵树上(从1开始计数)有一条毛毛虫.为了看到毛毛虫变蝴蝶的过…

Climbing Worm Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 10217    Accepted Submission(s): 6761 Problem Description An inch worm is at the bottom of a well n inches deep. It has enough energ…