E-COM-NET
首页
在线工具
Layui镜像站
SUI文档
联系我们
推荐频道
Java
PHP
C++
C
C#
Python
Ruby
go语言
Scala
Servlet
Vue
MySQL
NoSQL
Redis
CSS
Oracle
SQL Server
DB2
HBase
Http
HTML5
Spring
Ajax
Jquery
JavaScript
Json
XML
NodeJs
mybatis
Hibernate
算法
设计模式
shell
数据结构
大数据
JS
消息中间件
正则表达式
Tomcat
SQL
Nginx
Shiro
Maven
Linux
Balanced
BZOJ1699
Balanced
Lineup排队
1699:[Usaco2007Jan]BalancedLineup排队TimeLimit:5SecMemoryLimit:64MBSubmit:1187Solved:745Description每天,农夫John的N(1#include#includeusingnamespacestd;intm,a[50001],f1[50001][17],n,q,i,k,j,f2[50001][17],u,v;
DCrusher
·
2020-08-25 02:21
ST表
[洛谷]P2880 [USACO07JAN]平衡的阵容
Balanced
Lineup (#树状数组)
题目背景题目描述:每天,农夫John的N(1#include#includeusingnamespacestd;intn,m,a[50001],maxn[50001],minx[50001],s;inlineintlowbit(intx){returnx&-x;}inlinevoidupdate(intx,intk)//区间[x,n]修改最值{while(x=l)//while(r>0){mx=m
Apro1066
·
2020-08-25 02:05
洛谷原创
数据结构
数据结构----线段树
数据结构----树状数组
USACO
洛谷P2880 [USACO07JAN]平衡的阵容
Balanced
Lineup
题目背景题目描述:每天,农夫John的N(1#include#include#defineLSONrt'9'){if(c=='-')w=-1;c=getchar();}while(c>='0'&&c>1;buildtree(l,mid,LSON);buildtree(mid+1,r,RSON);pushup(rt);}intquery1(intl,intr,intrt){intmid,ans=0;
yangrui2002
·
2020-08-25 02:49
线段树
BZOJ 1699 [Usaco2007 Jan]
Balanced
Lineup排队 线段树
题意:链接方法:线段树解析:题意即题解。多次询问区间最大值与最小值的差,显然直接上线段树或者rmq维护区间最值即可。代码:#include#include#include#include#defineN50010#definelsonl,mid,rtusingnamespacestd;intn,q;intma[N>1;build(lson),build(rson);pushup(rt);}paqu
wzq_QwQ
·
2020-08-25 02:15
Segment
Tree
BZOJ刷题录
P2880 [USACO07JAN]平衡的阵容
Balanced
Lineup (st表入门)
题目链接这个是st表的入门题。附上st表的学习链接AC龙。这个博客讲的挺好的。st表的建表时间复杂度是nlogn,查询时o(1),可用于处理RMQ问题,区间覆盖对问题不会造成影响的问题。贴上代码,模板来自上面说的学习链接Log【i】是指2^kusingnamespacestd;intn;constintmaxn=1e5+100;intstMin[maxn][25],a[maxn],stMax[ma
OerUUU
·
2020-08-25 02:37
RMQ
BZOJ 1699: [Usaco2007 Jan]
Balanced
Lineup排队( RMQ )
RMQ..-------------------------------------------------------------------------------#include#include#include#include#definerep(i,n)for(inti=0;i>n>>q;rep(i,n)Max[i][0]=Min[i][0]=read();RMQ_init();while
weixin_30809173
·
2020-08-25 02:45
BZOJ1699: [Usaco2007 Jan]
Balanced
Lineup排队 - 线段树
description查询区间最大和最小题解线段树愉悦身心啊代码1#include2#include3#include4#definerdread()5#definelsonnd>1;1112intMAX[N'9'||c='0'&&c=10)print(x/10);24putchar(x%10+'0');25}2627voidupdate(intnd){28MIN[nd]=min(MIN[lson
weixin_30706507
·
2020-08-25 02:43
POJ - 3264 -
Balanced
Lineup (线段树)
BalancedLineupTimeLimit:5000MSMemoryLimit:65536KTotalSubmissions:39060Accepted:18299CaseTimeLimit:2000MSDescriptionForthedailymilking,FarmerJohn'sNcows(1≤N≤50,000)alwayslineupinthesameorder.OnedayFarm
zzuspy
·
2020-08-25 02:33
BIT
&&
RMQ
&&
线段树
~~~~~~~~~~数据结构
POJ
【BZOJ】1699 [Usaco2007 Jan]
Balanced
Lineup排队 ST表
题目传送门今天上课讲到了ST表,本蒟蒻表示不会,于是滚去学了一发……ST表其实就是用倍增的思想来进行区间之间的转移,f[i][j]就表示从第i个节点开始往后2^j个节点的状态。状态的转移也非常好想:f[i][j]=f[i][j-1]&f[i+(1#include#include#includeusingnamespacestd;constintN=50010;intn,m,a[N],mx[N][1
Chester_King
·
2020-08-25 01:11
BZOJ
水题
ST表
排队 洛谷 P2880 [USACO07JAN]平衡的阵容
Balanced
Lineup
Description每天,农夫John的N(1ythenexit(x)elseexit(y);end;functionmin(x,y:longint):longint;beginifxmidthenfind(p*2+1,mid+1,r,x,y,s,t)elsebeginfind(p*2,l,mid,x,mid,s,t);ss:=s;tt:=t;find(p*2+1,mid+1,r,mid+1,y
Amber_lylovely
·
2020-08-25 01:39
树
P2880 [USACO07JAN]
Balanced
Lineup G(树状数组维护序列最值)
题目描述Forthedailymilking,FarmerJohn’sNcows(1≤N≤50,000)alwayslineupinthesameorder.OnedayFarmerJohndecidestoorganizeagameofUltimateFrisbeewithsomeofthecows.Tokeepthingssimple,hewilltakeacontiguousrangeofc
li_wen_zhuo
·
2020-08-25 01:38
洛谷
树状数组
洛谷P2880 [USACO07JAN]平衡的阵容
Balanced
Lineup 题解
题目链接:https://www.luogu.org/problemnew/show/P2880分析:ST表实现即可,一个最大值数组和最小值数组同时维护代码:#include#include#include#includeusingnamespacestd;intLOG2[50005],POW2[50005],f[50005][30],g[50005][30];intquery(intl,intr
ShineEternal
·
2020-08-25 01:07
【luogu2880】[USACO07JAN]平衡的阵容
Balanced
Lineup
(http://www.elijahqi.win/2017/07/13/%E3%80%90luogu2880%E3%80%91usaco%E2%80%A6%E5%AE%B9
balanced
-lineup
elijahqi
·
2020-08-25 01:27
st表
【洛谷 P2880】[USACO07]
Balanced
Lineup G【树状数组】
题目描述题目Forthedailymilking,FarmerJohn’sNcows(1≤N≤50,000)alwayslineupinthesameorder.OnedayFarmerJohndecidestoorganizeagameofUltimateFrisbeewithsomeofthecows.Tokeepthingssimple,hewilltakeacontiguousrangeo
dreamcastღ
·
2020-08-25 01:56
洛谷有题
树状数组
树状数组
【USACO】
Balanced
Lineup
【题目链接】点击打开链接【算法】这是一道经典的最值查询(RMQ)问题。我们首先想到线段树。但有没有更快的方法呢?对于这类问题,我们可以用ST表(稀疏表)算法求解。稀疏表算法。其实也是一种动态规划的算法。是先做一遍预处理,然后O(1)求出答案。设计状态:f[i][j]表示从第i个数开始连续2^j次方个数(包括第i个数),中的(最大或最小值)那么状态转移方程是什么呢?我们知道2^j可分解为两个2^(j
a576969381
·
2020-08-25 01:44
[线段树]USACO07JAN 平衡的阵容
Balanced
Lineup
题目传送门:https://www.luogu.org/problemnew/show/P2880题目描述Forthedailymilking,FarmerJohn’sNcows(1≤N≤50,000)alwayslineupinthesameorder.OnedayFarmerJohndecidestoorganizeagameofUltimateFrisbeewithsomeofthecows
PhantasmDragon
·
2020-08-25 01:09
数据结构
【洛谷 P2880】[USACO07]
Balanced
Lineup G【ST表】
题目描述题目Forthedailymilking,FarmerJohn’sNcows(1≤N≤50,000)alwayslineupinthesameorder.OnedayFarmerJohndecidestoorganizeagameofUltimateFrisbeewithsomeofthecows.Tokeepthingssimple,hewilltakeacontiguousrangeo
dreamcastღ
·
2020-08-25 01:13
洛谷有题
ST表
ST表
【洛谷 P2880】[USACO07]
Balanced
Lineup G【线段树】
题目描述题目Forthedailymilking,FarmerJohn’sNcows(1≤N≤50,000)alwayslineupinthesameorder.OnedayFarmerJohndecidestoorganizeagameofUltimateFrisbeewithsomeofthecows.Tokeepthingssimple,hewilltakeacontiguousrangeo
dreamcastღ
·
2020-08-25 01:13
洛谷有题
离散化&线段树
线段树
Check If Binary Tree Is
Balanced
Checkifagivenbinarytreeisbalanced.Abalancedbinarytreeisoneinwhichthedepthsofeverynode’sleftandrightsubtreedifferbyatmost1.Examples5/\38/\\1411isbalancedbinarytree,5/3/\14isnotbalancedbinarytree.classS
GakkiLove
·
2020-08-24 22:11
[LintCode/LeetCode]
Balanced
Binary Tree
ProblemGivenabinarytree,determineifitisheight-
balanced
.Forthisproblem,aheight-balancedbinarytreeisdefinedasabinarytreeinwhichthedepthofthetwosubtreesofeverynodeneverdifferbymorethan1
linspiration
·
2020-08-24 13:44
java
divide-conquer
recursion
Balanced
Ternary String
原题链接:http://codeforces.com/contest/1102/problem/D题目大意:给出一个只含0,1,2的字符串序列,长度为N,要求通过最少的变换次数(0变为1或2;1变为2或0;2变为0或1)使串中0,1,2出现次数相等,并且字典序最小。思路:暴力解决,强行通过个数大小关系进行修改,思维图如下:代码:#include#include#includeusingnamesp
wys5
·
2020-08-24 11:05
贪心
字符串
Codeforces
Balanced
Ternary String CodeForces - 1102D (贪心+思维)
Youaregivenastringssconsistingofexactlynncharacters,andeachcharacteriseither'0','1'or'2'.Suchstringsarecalledternarystrings.Yourtaskistoreplaceminimumnumberofcharactersinthisstringwithothercharacterst
weixin_30915951
·
2020-08-24 10:53
codeforces 1102D
Balanced
Ternary String(贪心+思维)
https://codeforces.com/contest/1102/problem/D主要是满足字典序最小的时候。#include#include#include#include#includeusingnamespacestd;typedeflonglongll;intmain(){chars[300005];intn,sum[3];while(~scanf("%d",&n)){scanf(
weixin_30879833
·
2020-08-24 10:51
Balanced
Ternary String
Youaregivenastringssconsistingofexactlynncharacters,andeachcharacteriseither'0','1'or'2'.Suchstringsarecalledternarystrings.Yourtaskistoreplaceminimumnumberofcharactersinthisstringwithothercharacterst
学着长大.
·
2020-08-24 09:48
贪心算法
balanced
ternary notation
"Perhapstheprettiestnumbersystemofall...isthebalancedternarynotation."——DonaldKnuth平衡三进制(balancedternarynotation),是一种以3为基数,-1(以下用T表示)、0、1为基本数码的进制。例题:砝码问题解法1:枚举#includeusingnamespacestd;intmain(){/**-1
学生症
·
2020-08-24 09:13
C
C++
CF1102D-
Balanced
Ternary String-(贪心)
http://codeforces.com/problemset/problem/1102/D题意:有n个字符,只能为012,现要通过变换让012的数量相等,并且使字典序最小。解题:由样例可以看出不能打乱原来的位置,按001122这样输出,只能一个一个替换,贪心。1)只有0少了:优先把多余的2换成0,再把多余的1换成0。2)只有1少了:优先把多余的2换成1,等0够了再把多余的0换成1。3)只有2少
dengpan1889
·
2020-08-24 08:16
Codeforces Round #531 (Div. 3) D
Balanced
Ternary String【模拟】
Youaregivenastringssconsistingofexactlynncharacters,andeachcharacteriseither'0','1'or'2'.Suchstringsarecalledternarystrings.Yourtaskistoreplaceminimumnumberofcharactersinthisstringwithothercharacterst
Head_Hard
·
2020-08-24 07:10
模拟
Codeforces 1102D
Balanced
Ternary String 思维
题意:给出0,1,2序列,序列中的0,1,2数量不一样,但是0,1,2都可以被修改成其他数字,求将序列修改成0,1,2数量相等相等序列的最小修改次数,并输出修改后最小字典序的序列。思路:预处理序列的0,1,2的数字个数和位置,设0的数量是aa,1的数量是bb,2的数量是cc,此时分情况讨论:若aa==bb&&bb==cc直接输入,如果不是,使用三个双端队列,保存0,1,2元素的位置。先对2多的情况
Aya_Uchida
·
2020-08-24 07:26
ACM
cf
Balanced
Ternary String
Youaregivenastring$$$s$$$consistingofexactly$$$n$$$characters,andeachcharacteriseither'0','1'or'2'.Suchstringsarecalledternarystrings.Yourtaskistoreplaceminimumnumberofcharactersinthisstringwithotherc
xiao_you_you
·
2020-08-24 07:03
codeforces
Balanced
Ternary String【Codeforces Round #531 (Div. 3)D】【贪心、构造】
题目链接一道简单的构造,我们可以分成几个状态,因为所有的状态只有8个,所以,直接写每个状态即可,哎……被hack了……烦啊……谁让我写的好烂……好菜啊……呜呜呜#include#include#include#include#include#include#include#include#include#include#include#include#definelowbit(x)(x&(-x))
Andres_Lionel
·
2020-08-24 07:07
贪心
构造
D -
Balanced
Ternary String (贪心)
题目链接:http://codeforces.com/contest/1102/problem/D题目大意:给你一个字符串,这个字符串是由0,1,2构成的,然后让你替换字符,使得在替换的次数最少的前提下,使得新获得的字符串中0,1,2这三个字符的数目相同,并且新获得的字符串字典序要尽可能的小。具体思路:我们先统计出每个字符的个数,想一下,除了三个都相等的情况下,这三个中的某一个肯定是大于n/3的,
diaomeijiao3430
·
2020-08-24 06:36
CF1102D
Balanced
Ternary String(构造)
D.BalancedTernaryStringtimelimitpertest2secondsmemorylimitpertest256megabytesinputstandardinputoutputstandardoutputYouaregivenastringsconsistingofexactlyncharacters,andeachcharacteriseither‘0’,‘1’or‘2
Gee_Zer
·
2020-08-24 06:06
Acm
思维
构造
数据结构(scheme) -- 抽象数据类型(ADT) -- 平衡二叉树(AVL-Tree)
http://zh.wikipedia.org/wiki/AVL;
Balanced
-binary-tree(AVLtree);======================================
myspacetravel
·
2020-08-24 01:58
数据结构
hdu 6299
Balanced
Sequence(贪心)题解
题意:题意一开始不是很明白...就是他给你n个串,让你重新排列组合这n个串(每个串内部顺序不变),使得匹配的括号长度最大。注意,题目要求notnecessarycontinuous,括号匹配不需要连续。思路:我们先把每个串里面能组合的全部抵消,比如)((()抵消完为)((。我们能知道,这样操作完只会有4种情况留下:))))),((((((((,)((((((,))))))))(。然后排序,排序的时
KirinSB
·
2020-08-23 06:03
乱搞
数据结构——B-tree(多路搜索树)
###一、前言B-tree树(多路搜索树,非二叉树),B即
Balanced
,平衡的意思,有别于二叉查找树(BinarySearchTree),在国内有经常将两者都写作B-树的情形,这其实是非常容易混淆的直译
张小鸣
·
2020-08-22 21:56
算法
LeetCode——110. 平衡二叉树
**1、自顶向下求高度**思想**代码**2、自底向上求高度**思想**代码**110.平衡二叉树来源:力扣(LeetCode)链接:https://leetcode-cn.com/problems/
balanced
-binary-tree
李霁明
·
2020-08-22 13:41
LeetCode刷题笔记
C++ LeetCode 每日一题 - 平衡二叉树
题目链接:https://leetcode-cn.com/problems/
balanced
-binary-tree/Description给定一个二叉树,判断它是否是高度平衡的二叉树。
叶子_Y
·
2020-08-21 18:39
简单算法题—LeetCode
leetcode
二叉树
LeetCode110. 平衡二叉树(树的深度)
1、题目描述https://leetcode-cn.com/problems/
balanced
-binary-tree/给定一个二叉树,判断它是否是高度平衡的二叉树。
NLP_victor
·
2020-08-21 18:36
Tree
二叉树
LeetCode 110. 平衡二叉树 | Python
110.平衡二叉树题目来源:力扣(LeetCode)https://leetcode-cn.com/problems/
balanced
-binary-tree题目给定一个二叉树,判断它是否是高度平衡的二叉树
大梦三千秋
·
2020-08-21 04:19
leetcode
kubernetes 自定义调度器-02
正文
balanced
_resource_allocation计算资源(requestcpu和mem)的均衡情况,分值大小为0-10分,10分为最佳均衡image_locality镜像是否在本地存在,是根据镜像大小之和来计算
huangleijay
·
2020-08-20 23:27
自定义打分器
kubernetes
打分器
插件
GO
CF-1343B
Balanced
Array题解
一道数学题,只要a/2%2判断是是否等于0,如果等于0则yes,否则就是no,然后输出数组,n/2左边是偶数,就246810这样输出就行。右边是1357,但是最后一位是偶数(n/2项)减奇数(n/2-1项)的差。#include#includeusingnamespacestd;intmain(){intcount,a;cin>>count;for(inti=1;i>a;if(a%2){cout<
chitudexixi
·
2020-08-20 23:38
Balanced
Binary Tree
两种解法:(1)暴力法,自顶向下:遍历每个节点,递归法求每个节点的左右子树最大深度,并用递归法判断该树是否平衡。时间复杂度,空间复杂度。(2)自底向上递归法:同我的心路,但代码更简洁一丢丢。Python源码:#Definitionforabinarytreenode.#classTreeNode(object):#def__init__(self,x):#self.val=x#self.left=
海边的小饼干
·
2020-08-20 19:13
Python
LeetCode
算法基础
110:
Balanced
Binary Tree【树】【DFS】
题目链接:click~/*题意:判断一颗平衡二叉树是否平衡*//***思路:平衡二叉树的每个结点的左右子树的深度差不超过1*DFS记录每个结点的左右子树的深度,判断是否平衡*/classSolution{public:boolJudge(TreeNode*T,int&dep){if(T==NULL){dep=0;returntrue;}intleftdepth,rightdepth;boollef
jz-nice
·
2020-08-20 18:05
leetcode
Balanced
Binary Tree(LeetCode)
题目:Givenabinarytree,determineifitisheight-
balanced
.Forthisproblem,aheight-balancedbinarytreeisdefinedasabinarytreeinwhichthedepthofthetwosubtreesofeverynodeneverdifferbymorethan1
阳光的颜色
·
2020-08-20 18:13
LeetCode
Balanced
Binary Tree(Leetcode每日一题-2020.08.17)
ProblemGivenabinarytree,determineifitisheight-
balanced
.Forthisproblem,aheight-balancedbinarytreeisdefinedas
Bryan要加油
·
2020-08-20 18:43
leetcode树
(java)
Balanced
Binary Tree
Givenabinarytree,determineifitisheight-
balanced
.Forthisproblem,aheight-balancedbinarytreeisdefinedasabinarytreeinwhichthedepthofthetwosubtreesofeverynodeneverdifferbymorethan1
夜吟
·
2020-08-20 17:37
Balanced
Binary Tree 解题报告
题目:Givenabinarytree,determineifitisheight-
balanced
.Forthisproblem,aheight-balancedbinarytreeisdefinedasabinarytreeinwhichthedepthofthetwosubtreesofeverynodeneverdifferbymorethan1
魔豆Magicbean
·
2020-08-20 17:32
IT公司面试习题
LeetCode |
Balanced
Binary Tree
题目:Givenabinarytree,determineifitisheight-
balanced
.Forthisproblem,aheight-balancedbinarytreeisdefinedasabinarytreeinwhichthedepthofthetwosubtreesofeverynodeneverdifferbymorethan1
Allanxl
·
2020-08-20 16:12
LeetCode
LeetCode题解
LeetCode --
Balanced
Binary Tree
题目描述:Givenabinarytree,determineifitisheight-
balanced
.Forthisproblem,aheight-balancedbinarytreeisdefinedasabinarytreeinwhichthedepthofthetwosubtreesofeverynodeneverdifferbymorethan1
_iorilan
·
2020-08-20 15:44
LeetCode
数据结构与算法
Balanced
Binary Tree
WordSearch题目描述代码实现FindBottomLeftTreeValue题目描述代码实现BalancedBinaryTree题目描述代码实现79.WordSearch题目描述Givena2Dboardandaword,findifthewordexistsinthegrid.Thewordcanbeconstructedfromlettersofsequentiallyadjacentc
Snail_Walker
·
2020-08-20 15:18
Leetcode
上一页
2
3
4
5
6
7
8
9
下一页
按字母分类:
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
其他