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搜索关键字:numbering paths    ( 1424个结果
UVA 116 Unidirectional TSP(DP最短路字典序)
DescriptionUnidirectional TSPBackgroundProblems that require minimum paths through some domain appear in many different areas of computer science. For...
分类:其他好文   时间:2014-08-06 14:16:41    阅读次数:336
HDU 4912 lca贪心
Paths on the tree Time Limit: 4000/2000 MS (Java/Others)    Memory Limit: 131072/131072 K (Java/Others) Total Submission(s): 297    Accepted Submission(s): 93 Problem Description bobo has a tr...
分类:其他好文   时间:2014-08-06 11:52:11    阅读次数:284
HDU 4912 Paths on the tree LCA 排序贪心
lca。。。 排个序然后暴力保平安 _(:зゝ∠)_  #pragma comment(linker, "/STACK:102400000,102400000") #include"cstdio" #include"iostream" #include"set" #include"queue" #include"string.h" using namespace std; #define...
分类:其他好文   时间:2014-08-05 19:25:00    阅读次数:299
[LeetCode] Unique Paths II(DP)
Follow up for "Unique Paths":Now consider if some obstacles are added to the grids. How many unique paths would there be?An obstacle and empty space i...
分类:其他好文   时间:2014-08-05 18:09:19    阅读次数:168
poj 1942(详解)
Paths on a Grid Time Limit: 1000MS   Memory Limit: 30000K Total Submissions: 21439   Accepted: 5259 Description Imagine you are attending your math lesson at school. Once...
分类:其他好文   时间:2014-08-04 18:06:27    阅读次数:298
UVa 988 - Many Paths, One Destination
题目:人生有很多选择,现在给你一些选择(0~n-1),和每个选择分支后面的其他选择序号,求选择总数。 分析:dp,图论。如果某状态的后续选择个数是0个则,代表死亡,统计所有到达死亡的路径条数即可。             用一个状态数组记录到达每个选择的路径数,它等于能到达它的前驱节点的路径加和。             稀疏图,使用邻接表储存。初始是节点0的路径条数为1,代表出生。 说明...
分类:其他好文   时间:2014-08-04 17:53:57    阅读次数:199
SGU 407 Number of Paths in the Empire dp+java大数
SGU 407 407. Number of Paths in the Empire Time limit per test: 0.75 second(s) Memory limit: 65536 kilobytes input: standard output: standard During the period of Tsam dynasty ruling...
分类:编程语言   时间:2014-08-04 17:46:17    阅读次数:294
Unique Paths
问题:从起点到终点总共有多少条路径分析:f[x,y]=f[x+1,y]+f[x,y+1],用记忆化搜索就可以解决了class Solution {public: int num[110][110]; int dfs(int m,int n,int x,int y) { ...
分类:其他好文   时间:2014-08-02 20:39:33    阅读次数:165
Unique Paths II leetcode java
题目:Follow up for "Unique Paths":Now consider if some obstacles are added to the grids. How many unique paths would there be?An obstacle and empty spa....
分类:编程语言   时间:2014-08-02 12:19:13    阅读次数:241
Unique Paths leetcode java
题目: A robot is located at the top-left corner of a m x n grid (marked 'Start' in the diagram below).The robot can only move either down or right at a....
分类:编程语言   时间:2014-08-02 12:17:23    阅读次数:279
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