hdu 4960 Another OCD Patient （最短路解法

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HDU 4960 Another OCD Patient（记忆化搜索)

HDU 4960 Another OCD Patient pid=4960" target="_blank" style="">题目链接记忆化搜索,因为每一个碎片值都是正数,所以每一个前缀和后缀都是递增的,就能够利用twopointer去找到每一个相等的位置,然后下一个区间相当于一个子问题,用记忆化搜索就可以,复杂度接近O(n^2) 代码: #include <cstdio> #include <cstring> #incl…

hdu 4960 Another OCD Patient （最短路解法

http://acm.hdu.edu.cn/showproblem.php?pid=4960 2014 Multi-University Training Contest 9 Another OCD Patient Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others)Total Submission(s): 181 Accepted Submission(s): 58 Pr…

hdu 4960 Another OCD Patient(dp)

Another OCD Patient Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others)Total Submission(s): 645 Accepted Submission(s): 238 Problem Description Xiaoji is an OCD (obsessive-compulsive disorder) patient. This mornin…

HDU 4960 Another OCD Patient 简单DP

思路: 因为是对称的,所以如果两段是对称的,那么一段的前缀和一定等于另一段的后缀和.根据这个性质,我们可以预处理出这个数列的对称点对.然后最后一个对称段是从哪里开始的,做n^2的DP就可以了. 代码: #include <iostream> #include <cstdio> #include <cstring> #include <cstdlib> #include <cmath> #include <algorithm> #inc…

HDU4960Another OCD Patient（间隙dp,后座DP）

Another OCD Patient Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others) Total Submission(s): 716 Accepted Submission(s): 270 Problem Description Xiaoji is an OCD (obsessive-compulsive disorder) patient. This morni…

hdu 4960 记忆化搜索 DP

Another OCD Patient Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others) Total Submission(s): 490 Accepted Submission(s): 180 Problem Description Xiaoji is an OCD (obsessive-compulsive disorder) patient. This mo…

HDU 4960 （水dp）

Another OCD Patient Problem Description Xiaoji is an OCD (obsessive-compulsive disorder) patient. This morning, his children played with plasticene. They broke the plasticene into N pieces, and put them in a line. Each piece has a volume Vi. Since Xi…