hdu 1072 Nightmare (bfs+优先队列)】的更多相关文章

题目:http://acm.hdu.edu.cn/showproblem.php?pid=1072 Description Ignatius had a nightmare last night. He found himself in a labyrinth with a time bomb on him. The labyrinth has an exit, Ignatius should get out of the labyrinth before the bomb explodes.…
http://acm.hdu.edu.cn/showproblem.php?pid=1072 遇到Bomb-Reset-Equipment的时候除了时间恢复之外,必须把这个点做标记不能再走,不然可能造成死循环,也得不到最优解. #include <cstdio> #include <cstring> #include <queue> using namespace std; struct point { int x,y,time,step; }; point s; in…
题目链接: http://acm.hdu.edu.cn/showproblem.php?pid=1242 题目描述: Problem Description Angel was caught by the MOLIGPY! He was put in prison by Moligpy. The prison is described as a N * M (N, M <= 200) matrix. There are WALLs, ROADs, and GUARDs in the prison…
Description Ignatius had a nightmare last night. He found himself in a labyrinth with a time bomb on him. The labyrinth has an exit, Ignatius should get out of the labyrinth before the bomb explodes. The initial exploding time of the bomb is set to 6…
题目链接 Problem Description Ignatius had a nightmare last night. He found himself in a labyrinth with a time bomb on him. The labyrinth has an exit, Ignatius should get out of the labyrinth before the bomb explodes. The initial exploding time of the bom…
Nightmare Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 14260    Accepted Submission(s): 6930 Problem Description Ignatius had a nightmare last night. He found himself in a labyrinth with a ti…
题意比较啰嗦. 就是搜索加上一些特殊的条件,比如可以在原地不动,也就是在原地呆一秒,如果有监控也可以花3秒的时间走过去. 这种类型的题目还是比较常见的.以下代码b[i][j][x]表示格子i行j列在x时刻有监控照的到.因为只有4个方向,所以只需要时间对4取模就行.具体细节见代码. #include <cstdio> #include <iostream> #include <cstring> #include <cmath> #include <cst…
Rescue Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 25203    Accepted Submission(s): 8936 Problem Description Angel was caught by the MOLIGPY! He was put in prison by Moligpy. The prison is…
题目地址:HDU 1428 先用BFS+优先队列求出全部点到机房的最短距离.然后用记忆化搜索去搜. 代码例如以下: #include <iostream> #include <string.h> #include <math.h> #include <queue> #include <algorithm> #include <stdlib.h> #include <map> #include <set> #in…
题目链接:Rescue 进度落下的太多了,哎╮(╯▽╰)╭,渣渣我总是埋怨进度比别人慢...为什么不试着改变一下捏.... 開始以为是水题,想敲一下练手的,后来发现并非一个简单的搜索题,BFS做肯定出事...后来发现题目里面也有坑 题意是从r到a的最短距离,"."相当时间单位1,"x"相当时间单位2,求最短时间 HDU 搜索课件上说,这题和HDU1010相似,刚開始并没有认为像剪枝,就改用  双向BFS   0ms  一Y,爽! 网上查了一下,神牛们居然用BFS+优…