题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=1010 Tempter of the Bone Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 131057 Accepted Submission(s): 35308 Problem Description The doggie fou…
Tempter of the Bone Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 110290 Accepted Submission(s): 29967 Problem Description The doggie found a bone in an ancient maze, which fascinated him a…
Tempter of the Bone Problem Description The doggie found a bone in an ancient maze, which fascinated him a lot. However, when he picked it up, the maze began to shake, and the doggie could feel the ground sinking. He realized that the bone was a trap…
最近进入了dfs关于剪枝方面的学习,遇到的第一道题就是hdu的1010.一道很基础的剪枝..可我不幸地wa了很多次(待会再解释wa的原因吧QAQ),首先我们来看一下题目. Problem Description The doggie found a bone in an ancient maze, which fascinated him a lot. However, when he picked it up, the maze began to shake, and the doggie c…
Tempter of the Bone Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 102071 Accepted Submission(s): 27649 Problem Description The doggie found a bone in an ancient maze, which fascinated him…
http://acm.hdu.edu.cn/showproblem.php?pid=1010 //题目链接 http://ycool.com/post/ymsvd2s//一个很好理解剪枝思想的博客 http://blog.csdn.net/chyshnu/article/details/6171758//一个很好举例的博客 Problem Description The doggie found a bone in an ancient maze, which fascinated him…
http://acm.hdu.edu.cn/showproblem.php?pid=1010 题意很好理解,不是最短路,而是dfs,虽然地图不算大,稍微注意一点的dfs也能险过,但是700+ms和78ms一对比还是让人难受 对dfs的剪枝处理,实际上就是一个逻辑推理 面对整个地图我可以做出以下判断如果 n * m - wall <= t那就一定say NO n * m 是整个地图的大小,wall是地图中墙的个数相减之后就是最多可以走的步数,之所以取到等号是因为在第0秒的时候,已经走了一个地方了(…