这个问题是一个典型的类型的问题迷宫广泛的搜索. 在网上看到了很多解决方案. 没什么解决问题的分析报告,不指出其中的关键点.代码更像是一大抄.一些分析师也有很大的文章分析.只是不要全部命中关键,什么是广泛而深刻的,甚至搜索发现,在分析差异.为什么快速搜索宽像,什么样的风暴喊搜索,都错了.代码都是抄过的. 通过一大段的时间研究,最终搞通了. 本题尽管能够说是广搜.可是当中的关键却是剪枝法.为什么呢? 由于迷宫并不能简单地广搜就能搜索出全部路径的,甚至仅仅要迷宫大点就不能搜索出是否有路径.假设没有条件…

题目连接 http://acm.hdu.edu.cn/showproblem.php?pid=1026 Ignatius and the Princess I Description The Princess has been abducted by the BEelzebub feng5166, our hero Ignatius has to rescue our pretty Princess. Now he gets into feng5166's castle. The castle…

传送门: http://acm.hdu.edu.cn/showproblem.php?pid=1026 Ignatius and the Princess I Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 21841    Accepted Submission(s): 7023Special Judge Problem Descrip…

题目:http://acm.hdu.edu.cn/showproblem.php?pid=1026 Problem Description The Princess has been abducted by the BEelzebub feng5166, our hero Ignatius has to rescue our pretty Princess. Now he gets into feng5166's castle. The castle is a large labyrinth.…

链接: http://acm.hdu.edu.cn/showproblem.php?pid=1026 http://acm.hust.edu.cn/vjudge/contest/view.action?cid=29096#problem/D Ignatius and the Princess I Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(…

Ignatius and the Princess I Time Limit:1000MS     Memory Limit:32768KB     64bit IO Format:%I64d & %I64u Submit Status Description The Princess has been abducted by the BEelzebub feng5166, our hero Ignatius has to rescue our pretty Princess. Now he g…

Ignatius and the Princess I Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 10312    Accepted Submission(s): 3125 Special Judge Problem Description The Princess has been abducted by the BEelzeb…

Ignatius and the Princess I Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 10541    Accepted Submission(s): 3205Special Judge Problem Description The Princess has been abducted by the BEelzebub…

Ignatius and the Princess I Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 15576    Accepted Submission(s): 4937 Special Judge Problem Description The Princess has been abducted by the BEelzeb…

Ignatius and the Princess I Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 14677    Accepted Submission(s): 4653Special Judge Problem Description The Princess has been abducted by the BEelzebub…