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Lowest
[OJ]
Lowest
Common Ancestor
LintCode88.LowestCommonAncestor(Medium)LeetCode236.LowestCommonAncestorofaBinaryTree(Medium)今天写了三种解法,都比较长.解法1前序递归DFS,计数这个解法的判断比较啰嗦,但好处就是,能够根据当前情况选择是否继续向下遍历,不做无用的搜索.越早地找到两个节点,程序就会越早结束.classSolution{ pr
lzl124631x
·
2016-01-30 15:00
【树】
Lowest
Common Ancestor of a Binary Tree(递归)
题目:Givenabinarytree,findthelowestcommonancestor(LCA)oftwogivennodesinthetree.Accordingtothe definitionofLCAonWikipedia:“ThelowestcommonancestorisdefinedbetweentwonodesvandwasthelowestnodeinTthathasbot
很好玩
·
2016-01-29 11:00
[置顶] LCA小结
Lowest
Common Ancestor,指的是树上两点的最近公共祖先。有了它,我们可以高效地求解树上两点间的距离、最大权值边等信息。
lwt36
·
2016-01-28 13:00
LCA小结
HDOJ 2028
Lowest
Common Multiple Plus
ProblemDescription求n个数的最小公倍数。Input输入包含多个测试实例,每个测试实例的开始是一个正整数n,然后是n个正整数。Output为每组测试数据输出它们的最小公倍数,每个测试实例的输出占一行。你可以假设最后的输出是一个32位的整数。SampleInput2463257SampleOutput1270这个题主要注意的就是怎么去求2个数的最小公倍数。每次求2个数的最小公倍数,再
qq_26525215
·
2016-01-22 14:00
java
C++14整数最大/小值
TableofContents1.如何获取最大值1.1.C++14的方法1.2.如何自己实现最大值1.3.如何自己实现最小值1 如何获取最大值1.1 C++14的方法std::cout::
lowest
(
sheismylife
·
2016-01-14 10:00
C++14
Lowest
Common Ancestor of a Binary Tree 解题报告
题目链接:https://leetcode.com/problems/
lowest
-common-ancestor-of-a-binary-tree/ Givenabinarytree,findthelowestcommonancestor
qq508618087
·
2016-01-12 12:00
LeetCode
tree
binary
Lowest
Common Ancestor of a Binary Search Tree
QuestionGivenabinarysearchtree(BST),findthelowestcommonancestor(LCA)oftwogivennodesintheBST.AccordingtothedefinitionofLCAonWikipedia:“Thelowestcommonancestorisdefinedbetweentwonodesvandwasthelowestnod
jiange_zh
·
2016-01-09 17:00
LeetCode
【杭电oj】1196 -
Lowest
Bit(位运算)
LowestBitTimeLimit:2000/1000MS(Java/Others) MemoryLimit:65536/32768K(Java/Others)TotalSubmission(s):10324 AcceptedSubmission(s):7564ProblemDescriptionGivenanpositiveintegerA(1 intmain() { intans
wyg1997
·
2016-01-08 21:00
LeetCode236
Lowest
Common Ancestor of a Binary Tree
题目链接:https://leetcode.com/problems/
lowest
-common-ancestor-of-a-binary-tree/题目描述:给一棵树,找两结点的最近公共祖先。
codeTZ
·
2016-01-01 12:00
LeetCode
树
236
Lowest
Common Ancestor of a Binary Search Tree 解题报告
题目链接:https://leetcode.com/problems/
lowest
-common-ancestor-of-a-binary-search-tree/Givenabinarysearchtree
qq508618087
·
2015-12-25 03:00
LeetCode
算法
tree
二叉树
binary
Lowest
Common Ancestor of a Binary Tree
Givenabinarytree,findthelowestcommonancestor(LCA)oftwogivennodesinthetree.Accordingtothe definitionofLCAonWikipedia:“ThelowestcommonancestorisdefinedbetweentwonodesvandwasthelowestnodeinTthathasbothva
Mtchy
·
2015-12-23 11:00
Lowest
Common Ancestor of a Binary Search Tree
Givenabinarysearchtree(BST),findthelowestcommonancestor(LCA)oftwogivennodesintheBST.Accordingtothe definitionofLCAonWikipedia:“ThelowestcommonancestorisdefinedbetweentwonodesvandwasthelowestnodeinTtha
Mtchy
·
2015-12-23 11:00
hdu-1196
Lowest
Bit
#include #include intmain() { intn,m,i,j,k; while(~scanf("%d",&n),n!=0) { intt,sum=0; i=0; while(n) { if(n%2==0) t=0; else t=1; if(t==1) { k=i; break; } n=n/2; i++; } m=pow(2,k); printf("%d\n",m); } r
wojiaohuangyu
·
2015-12-17 14:00
【杭电oj】2028-
Lowest
Common Multiple Plus(最小公倍数)(水)
LowestCommonMultiplePlusTimeLimit:2000/1000MS(Java/Others) MemoryLimit:65536/32768K(Java/Others)TotalSubmission(s):45750 AcceptedSubmission(s):18877ProblemDescription求n个数的最小公倍数。 Input输入包含多个测试实例,
wyg1997
·
2015-12-17 13:00
hdoj2028
Lowest
Common Multiple Plus
ProblemDescription求n个数的最小公倍数。 Input输入包含多个测试实例,每个测试实例的开始是一个正整数n,然后是n个正整数。 Output为每组测试数据输出它们的最小公倍数,每个测试实例的输出占一行。你可以假设最后的输出是一个32位的整数。 SampleInput 246 3257 SampleOutput 12 70 代码:#includein
zhaihao1996
·
2015-12-15 19:00
第十三周--知原理
1、针对下面的图1: (1)写出图的邻接矩阵;(2)按照Prim算法的思想,构造出最小生成树;(3)对照Prim算法的实现,以上图作为参数g的值,用“画一画”的路线,走一遍算法,画出
lowest
[
Yangjun19113
·
2015-12-13 20:00
LeetCode 235:
Lowest
Common Ancestor of a Binary Search Tree
Givenabinarysearchtree(BST),findthelowestcommonancestor(LCA)oftwogivennodesintheBST.Accordingtothe definitionofLCAonWikipedia:“ThelowestcommonancestorisdefinedbetweentwonodesvandwasthelowestnodeinTtha
geekmanong
·
2015-12-11 00:00
leetcode --
Lowest
Common Ancestor of a Binary Tree -- 重点
https://leetcode.com/problems/
lowest
-common-ancestor-of-a-binary-tree/这里是BT不是BST,思路就是找到root到p和q的path然后找到最后的一个交点
xyqzki
·
2015-12-08 11:00
LeetCode
leetcode --
Lowest
Common Ancestor of a Binary Search Tree -- 简单递归,掌握思想
https://leetcode.com/problems/
lowest
-common-ancestor-of-a-binary-search-tree/ref:http://bookshadow.com
xyqzki
·
2015-12-07 20:00
LeetCode
Lowest
Price in Supply Chain (25)
Asupplychainisanetworkofretailers(零售商),distributors(经销商),andsuppliers(供应商)--everyoneinvolvedinmovingaproductfromsuppliertocustomer.Startingfromonerootsupplier,everyoneonthechainbuysproductsfromone'ssu
realxuejin
·
2015-12-05 21:00
树
pat
最近公共祖先 LCA (
Lowest
Common Ancestor)
【题目描述】在有根树中,两个节点u和v的公共祖先中距离最近的被称为最近公共祖先LCA。给出一棵有根树,有M对查询,求每一对u和v的LCA。【输入格式】第一行,N,表示这棵树有N个节点。第二行~第N行,x和y,表示x是y的祖先。第N+1行,M。第N+2行~第N+M+1行,u和v。【输出格式】对于每组u和v,输出它们的LCA。每组对应的输出单独占一行。一、朴素算法先让u和v中深度较深的上升到与较浅的持
gotojava9
·
2015-12-04 22:00
二分搜索
LCA
"知原理"检验题目——第13周
······1、针对下面的图1:(图1)(1)写出图的邻接矩阵;(2)按照Prim算法的思想,构造出最小生成树;(3)对照Prim算法的实现,以上图作为参数g的值,用“画一画”的路线,走一遍算法,画出
lowest
xjp_xujiping
·
2015-11-27 08:00
同学解答
第十三周知原理题目解答
李浩)1、针对下面的图1: (图1) (1)写出图的邻接矩阵; (2)按照Prim算法的思想,构造出最小生成树; (3)对照Prim算法的实现,以上图作为参数g的值,用“画一画”的路线,走一遍算法,画出
lowest
lihao66886
·
2015-11-26 18:00
【Leetcode】
Lowest
Common Ancestor of a Binary Tree
题目链接:https://leetcode.com/problems/
lowest
-common-ancestor-of-a-binary-tree/题目:Givenabinarytree,findthelowestcommonancestor
yeqiuzs
·
2015-11-23 12:00
【Leetcode】
Lowest
Common Ancestor of a Binary Search Tree
题目链接:https://leetcode.com/problems/
lowest
-common-ancestor-of-a-binary-search-tree/题目:Givenabinarysearchtree
yeqiuzs
·
2015-11-20 23:00
Lowest
Bit,杭电1196
LowestBitTimeLimit:2000/1000MS(Java/Others) MemoryLimit:65536/32768K(Java/Others)TotalSubmission(s):9966 AcceptedSubmission(s):7318ProblemDescriptionGivenanpositiveintegerA(1usingnamespacestd;in
yangyuhang11
·
2015-11-16 21:00
数组树
Lowest
Bit
LowestBitTimeLimit:2000/1000MS(Java/Others) MemoryLimit:65536/32768K(Java/Others)TotalSubmission(s):9962 AcceptedSubmission(s):7315ProblemDescriptionGivenanpositiveintegerA(1 usingnamespacestd;
Xwxcy
·
2015-11-16 20:00
LeetCode:
Lowest
Common Ancestor of a Binary Search Tree
问题描述:Givenabinarysearchtree(BST),findthelowestcommonancestor(LCA)oftwogivennodesintheBST.Accordingtothe definitionofLCAonWikipedia:“Thelowestcommonancestorisdefinedbetweentwonodesvandwasthelowestnodei
u014744118
·
2015-11-16 15:00
java
LeetCode
Java for LeetCode 226
Lowest
Common Ancestor of a Binary Tree
解题思路:找到遍历每个节点的路径,根据路径算出LCA即可publicclassSolution{ publicTreeNodelowestCommonAncestor(TreeNoderoot,TreeNodep,TreeNodeq){ if(root==p||root==q) returnroot; ListpList=newArrayList(),qList=newArrayList(
TonyLuis
·
2015-11-16 14:00
LeetCode:
Lowest
Common Ancestor of a Binary Search Tree
LowestCommonAncestorofaBinarySearchTreeTotalAccepted: 37087 TotalSubmissions: 97884 Difficulty: EasyGivenabinarysearchtree(BST),findthelowestcommonancestor(LCA)oftwogivennodesintheBST.Accordingtothe d
itismelzp
·
2015-11-15 11:00
LeetCode
common
lowest
Ancest
最小公共祖先
[Specification by Example][ch5 Deriving scope from goals]-[读书笔记]-[4]
Don't look only at the
lowest
level 许多团队受到需要将发布条目减少到一个迭代中的影响,会将后备条目的优先级降低。
·
2015-11-13 23:30
example
prim 算法优化
prim算法优化:普通法:intnearvex[Maxn],
lowest
[Maxn],road[Maxn][Maxn],n; intprim(intu)//从u出发构造最小生成树,共n个点 { inti
Inite
·
2015-11-13 15:00
图论
Leetcode | Next Permutation
If such arrangement is not possible, it must rearrange it as the
lowest
possible o
·
2015-11-13 14:39
LeetCode
Data Structure Binary Tree:
Lowest
Common Ancestor in a Binary Tree
http://www.geeksforgeeks.org/
lowest
-common-ancestor-binary-tree-set-1/ 1 #include <iostream>
·
2015-11-13 10:44
binary
leetcode第30题--Next Permutation
If such arrangement is not possible, it must rearrange it as the
lowest
·
2015-11-13 08:47
LeetCode
LeetCode Online Judge 题目C# 练习 - Next Permutation
next greater permutation of numbers.If such arrangement is not possible, it must rearrange it as the
lowest
·
2015-11-13 08:08
LeetCode
[LeetCode]Next Permutation
If such arrangement is not possible, it must rearrange it as the
lowest
possible o
·
2015-11-13 08:02
LeetCode
Range Minimum Query and
Lowest
Common Ancestor[翻译]
&n
·
2015-11-13 05:20
query
leetcode problem 31 -- Next Permutation
If such arrangement is not possible, it must rearrange it as the
lowest
possible o
·
2015-11-13 04:05
LeetCode
RPC的应用(The
lowest
layer of RPC)
server端代码: #include <stdio.h>#include <rpc/rpc.h>#include <rpcsvc/rusers.h>void nuser(struct svc_req * rqstp, SVCXPRT * transp){ unsigned nusers;
·
2015-11-13 04:00
rpc
Range Minimum Query and
Lowest
Common Ancestor[翻译]
&n
·
2015-11-13 03:31
query
31. Next Permutation
If such arrangement is not possible, it must rearrange it as the
lowest
possi
·
2015-11-13 03:43
ext
openNebula dubug
lowest
common denominator convenient way to manage virtual machines sudo mount 10.192.36.4:/srv/cloud
·
2015-11-13 02:41
open
最小公倍数和最大公约数之小结
今天看了HDOJ上的1019题,题目的核心在于求两个数的最小公倍数(
lowest
common multiple),我想既然看到了这个题目
·
2015-11-13 02:59
小结
LeetCode:
Lowest
Common Ancestor of a Binary Search Tree 解题报告
https://leetcode.com/submissions/detail/32662938/ Given a binary search tree (BST), find the
lowest
·
2015-11-13 00:41
Binary search
LeetCode_Next Permutation
If such arrangement is not possible, it must rearrange it as the
lowest
possible
·
2015-11-12 23:13
LeetCode
C# 多线程学习系列三:线程优先级、线程同步以及向线程传递参数
在C#程序中,可以对线程设定五个不同的优先级,从高到低依次是Highest、AboveNormal、Normal、BelowNormal和
Lowest
,在创建线程时,如果不指定其优先级,则系统默认为Normal
u013180863
·
2015-11-12 20:00
多线程
线程
C#
Lowest
Common Ancestor in Binary Tree
Find out the
lowest
common ancestor of the two nodes.
·
2015-11-12 19:28
binary
HDU 1196
Lowest
Bit
http://acm.hdu.edu.cn/showproblem.php?pid=1196 按要求直接做 View Code #include <stdio.h> int pow(int a,int b) { int i,s=1; for(i=0;i<b;i++) s*=a; return s; } int
·
2015-11-12 18:39
HDU
响应式设计 实例
(专题地址:http://www.tuniu.com/static/
lowest
/) 响应式有三个核心的东西:
·
2015-11-12 17:40
响应式设计
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