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Intervals
[LeetCode] Insert Interval
One of the simplest ideas is to compare each interval in
intervals
(interva
·
2015-07-06 18:00
LeetCode
POJ 1716 Integer
Intervals
(贪心)
Description给出数轴上的n个区间,每个区间都是连续的int区间。现在要在数轴上任意取一堆元素,构成一个元素集合V,要求每个区间和元素集合V的交集至少有两个不同的元素,求集合V的最小元素个数。Input第一行为区间个数n后面n行每行两个整数为对应区间的左右端点Output满足条件的集合V所含元素最小个数SampleInput436240247SampleOutput4Solution先对所
V5ZSQ
·
2015-07-06 14:00
[LeetCode] Merge
Intervals
The idea to solve this problem is to first sort the
intervals
according to their start field
·
2015-07-02 18:00
LeetCode
Insert Interval
Given a set of non-overlapping
intervals
, insert a new interval into the
intervals
(merge if
hcx2013
·
2015-06-21 17:00
insert
Merge
Intervals
Given a collection of
intervals
, merge all overlapping
intervals
.
hcx2013
·
2015-06-20 13:00
merge
[差分约束] HDU1384
Intervals
差分约束第一题,赶快学了下,这题算是入门题吧,对差分约束有了一点主观印象。对于这题,没看差分约束的知识还是很难想到的,居然能和最长路联系起来,太玄妙了。题意:先输入一个n,然后是n行,一行三个数表示一个范围[ai,bi]和ci,要求一个数集Z,要求Z和[ai,bi]至少有ci个公共数。这题如何构造成差分约束系统呢?差分约束系统有个特点,要包含减法。于是可以利用区间的减法,设d[i]表示[0,i]内
kg20006
·
2015-06-11 08:00
ACM
HDU
差分约束
vector排序问题
要对vector中的自定义类型进行排序,首先需要提供一个函数boolcomp(constInterval&a,constInterval&b) 来定义类型的排序准则 然后调用std::sort(
intervals
.begin
lc_910927
·
2015-06-08 11:00
C++
LeetCode 56:Merge
Intervals
Givenacollectionofintervals,mergealloverlappingintervals.Forexample,Given [1,3],[2,6],[8,10],[15,18],return [1,6],[8,10],[15,18].分析:题目要求对区间进行合并,首先必须对区间按照左边元素的大小进行排序,然后对排序后的数组进行遍历,合并。能够合并的区间必须符合a.begin
sunao2002002
·
2015-06-02 21:00
LeetCode
merge
Intervals
LeetCode 57 - Insert Interval
Givenasetof non-overlapping
intervals
,insertanewintervalintotheintervals(mergeifnecessary).Youmayassumethattheintervalswereinitiallysortedaccordingtotheirstarttimes.Example1
yuanhisn
·
2015-05-28 09:00
LeetCode 56 - Merge
Intervals
Givenacollectionofintervals,mergealloverlappingintervals.Forexample,Given [1,3],[2,6],[8,10],[15,18],return [1,6],[8,10],[15,18]./** *Definitionforaninterval. *publicclassInterval{ *intstart; *int
yuanhisn
·
2015-05-28 09:00
Leetcode#56Merge
Intervals
MergeIntervals TotalAccepted: 34742 TotalSubmissions: 155846MySubmissionsQuestion Solution Givenacollectionofintervals,mergealloverlappingintervals.Forexample,Given [1,3],[2,6],[8,10],[15,18],return [
谧晦
·
2015-05-21 19:30
null
Collection
example
public
Merge
Intervals
Givenacollectionofintervals,mergealloverlappingintervals.Forexample,Given [1,3],[2,6],[8,10],[15,18],return [1,6],[8,10],[15,18]./** *Definitionforaninterval. *structInterval{ *intstart; *intend; *Int
brucehb
·
2015-04-25 01:00
poj1716 Integer
Intervals
贪心
#include #include #include usingnamespacestd; structnode { intleft,right; }c[10005]; boolcmp(nodex,nodey)//按照右端点排序 { if(x.right
su20145104009
·
2015-04-24 14:00
poj
1716
poj1716
[LeetCode]Merge
Intervals
Givenacollectionofintervals,mergealloverlappingintervals.Forexample,Given [1,3],[2,6],[8,10],[15,18],return [1,6],[8,10],[15,18].思路:首先对元素进行排序,按照start升序排序。然后依次合并。但是代码运行时间略长600ms。暂时没想到更好的解法。LeetCodeSour
CiaoLiang
·
2015-04-24 09:00
56 Merge
Intervals
——leetcode
这个是基于排序库实现的 56 Merge
Intervals
/** * Definition for an interval.
lvdccyb
·
2015-04-11 20:00
排序
56 Merge
Intervals
——leetcode
阅读更多这个是基于排序库实现的56MergeIntervals/***Definitionforaninterval.*structInterval{*intstart;*intend;*Interval():start(0),end(0){}*Interval(ints,inte):start(s),end(e){}*};*/structOverlap{booloperator()(constI
lvdccyb
·
2015-04-11 20:00
排序
【LeetCode】Insert Interval 解题报告
【题目】Givenasetof non-overlapping
intervals
,insertanewintervalintotheintervals(mergeifnecessary).Youmayassumethattheintervalswereinitiallysortedaccordingtotheirstarttimes.Example1
ljiabin
·
2015-04-07 17:00
LeetCode
二分查找
binarySearch
interval
【LeetCode】Merge
Intervals
解题报告
【题目】Givenacollectionofintervals,mergealloverlappingintervals.Forexample,Given [1,3],[2,6],[8,10],[15,18],return [1,6],[8,10],[15,18].【解析】题意:有很多个区间,把有重叠的区间合并。思路:先排序,然后检查相邻两个区间,看前一个区间的结尾是否大于后一个区间的开始,注意前
ljiabin
·
2015-04-06 20:00
LeetCode
sort
comparator
interval
leetcode || 57、Insert Interval
problem:Givenasetof non-overlapping
intervals
,insertanewintervalintotheintervals(mergeifnecessary).Youmayassumethattheintervalswereinitiallysortedaccordingtotheirstarttimes.Example1
hustyangju
·
2015-04-01 16:00
LeetCode
算法
Multimap
区间插入合并
leetcode || 56、 Merge
Intervals
problem:Givenacollectionofintervals,mergealloverlappingintervals.Forexample,Given [1,3],[2,6],[8,10],[15,18],return [1,6],[8,10],[15,18].HideTags Array Sort题意:给定数组区间,合并有覆盖或者相邻的区间thinking:(1)一开始我想到用has
hustyangju
·
2015-04-01 15:00
LeetCode
算法
Multimap
区间合并
[LeetCode] Merge
Intervals
合并区间
Given a collection of
intervals
, merge all overlapping
intervals
.
·
2015-03-27 02:00
LeetCode
[LeetCode] Insert Interval 插入区间
Given a set of non-overlapping
intervals
, insert a new interval into the
intervals
(merge if
·
2015-03-26 00:00
LeetCode
Codeforces 367E Sereja and
Intervals
DP
题目大意:就是现在在一个长度为m的区间上找出一组区间,这组区间要有n个并且其中任意两个区间不存在包含关系且必须存在至少一个区间其左边界的值是x(1 #include #include #include #include #include #include #include #include #include #include #include #include #include #include
u013738743
·
2015-03-23 21:00
dp
codeforces
and
Intervals
367E
Sereja
LeetCode 56.Merge
Intervals
题目:Givenacollectionofintervals,mergealloverlappingintervals.Forexample,Given [1,3],[2,6],[8,10],[15,18],return [1,6],[8,10],[15,18].分析与解答:先排序,然后遍历,在遍历的过程中合并。/** *Definitionforaninterval. *structInterv
caishenfans
·
2015-03-16 15:00
【LeetCode】Merge
Intervals
题解 利用Comparator进行排序
题目链接MergeIntervals/** *Definitionforaninterval. *publicclassInterval{ *intstart; *intend; *Interval(){start=0;end=0;} *Interval(ints,inte){start=s;end=e;} *} *题目:LeetCode第56题MergeIntervals区间合并给定一个区间的集
u011955072
·
2015-03-15 23:00
LeetCode
merge
Intervals
区间合并
Comparator的使用
Merge
Intervals
题目链接:MergeIntervalsGivenacollectionofintervals,mergealloverlappingintervals.Forexample,Given[1,3],[2,6],[8,10],[15,18], return[1,6],[8,10],[15,18]. 这道题的要求是将给定的一组间隔中有重叠的进行合并。将间隔合并,首先要找到相邻的间隔,然后看其是否有重叠,
makuiyu
·
2015-03-14 23:00
LeetCode
C++
排序
数组
Merge
Intervals
题目简介:Givenacollectionofintervals,mergealloverlappingintervals.Forexample,Given [1,3],[2,6],[8,10],[15,18],return [1,6],[8,10],[15,18]./** *Definitionforaninterval. *structInterval{ *intstart; *intend;
u012422440
·
2015-03-03 17:00
算法
LeetCode 57 - Insert Interval
Givenasetof non-overlapping
intervals
,insertanewintervalintotheintervals(mergeifnecessary).Youmayassumethattheintervalswereinitiallysortedaccordingtotheirstarttimes.Example1
yuanhsh
·
2015-02-25 02:00
LeetCode 56 - Merge
Intervals
Givenacollectionofintervals,mergealloverlappingintervals.Forexample,Given [1,3],[2,6],[8,10],[15,18],return [1,6],[8,10],[15,18]./** *Definitionforaninterval. *publicclassInterval{ *intstart; *int
yuanhsh
·
2015-02-25 02:00
POJ1201 HDU1384
Intervals
【SPFA】【差分约束】
IntervalsTimeLimit:2000MSMemoryLimit:65536KTotalSubmissions:22307Accepted:8413DescriptionYouaregivennclosed,integerintervals[ai,bi]andnintegersc1,...,cn. Writeaprogramthat: readsthenumberofintervals,t
u011676797
·
2015-01-26 23:00
mysql 时间函数概要
NameDescriptionADDDATE()Addtimevalues(
intervals
)toadatevalueADDTIME()AddtimeCONVERT_TZ()ConvertfromonetimezonetoanotherCURDATE
江安河的鱼
·
2015-01-25 01:00
Merge
Intervals
Leetcode
1.将
intervals
按照start进行排序2.然后比较star
hyperbolechi
·
2015-01-16 12:00
LeetCode
python
sort
merge
[LeetCode]56.Merge
Intervals
【题目】Givenacollectionofintervals,mergealloverlappingintervals.Forexample,Given [1,3],[2,6],[8,10],[15,18],return [1,6],[8,10],[15,18].【分析】(1)先将目标区间数组按X轴从小到大排序。例如:[2,3][1,2][3,9]->[1,2][2,3][3,9](2)扫描排序
SunnyYoona
·
2015-01-14 20:00
LeetCode
排序
数组
[LeetCode]56 Merge
Intervals
https://oj.leetcode.com/problems/merge-
intervals
/http://blog.csdn.net/linhuanmars/article/details/21857617
furuijie8679
·
2015-01-04 08:27
LeetCode
[LeetCode]56 Merge
Intervals
https://oj.leetcode.com/problems/merge-
intervals
/http://blog.csdn.net/linhuanmars/article/details/21857617
furuijie8679
·
2015-01-04 08:27
LeetCode
Interview
LeetCode(56) Insert
Intervals
题目如下:Givenasetofnon-overlappingintervals,insertanewintervalintotheintervals(mergeifnecessary).Youmayassumethattheintervalswereinitiallysortedaccordingtotheirstarttimes.Example1:Givenintervals[1,3],[6,
feliciafay
·
2015-01-01 03:00
LeetCode
sorting
LeetCode(55) Merge
Intervals
mergealloverlappingintervals.Forexample,Given[1,3],[2,6],[8,10],[15,18],return[1,6],[8,10],[15,18].分析如下:一堆乱数无法merge,很自然地想到要对
intervals
feliciafay
·
2014-12-31 15:00
LeetCode
sorting
性能测试分析工具nmon文件分析时报错解决办法
1、使用nmonanalyzerV334.xml分析数据时,如果文件过大,可以修改Analyser页签中的
INTERVALS
的最大值;2、查找生成的nmon文件中包含的nan,删掉这些数据(需要整秒块删除
huangjin0507
·
2014-12-07 20:00
数据分析
报错
性能测试
【LeetCode】Insert Interval
题目Givenasetof non-overlapping
intervals
,insertanewintervalintotheintervals(mergeifnecessary).Youmayassumethattheintervalswereinitiallysortedaccordingtotheirstarttimes.Example1
Mars_NAVY
·
2014-12-05 15:00
sort
comparator
【LeetCode】Merge
Intervals
题目Givenacollectionofintervals,mergealloverlappingintervals.Forexample,Given [1,3],[2,6],[8,10],[15,18],return [1,6],[8,10],[15,18].解答先对间隔段按起点由小到大排序(起点相同按终点排),那么问题来了,如何对对象进行排序?Java可以通过集合自带的排序和比较器实现,即ja
Mars_NAVY
·
2014-12-05 14:00
sort
【网络流】 POJ 3680
Intervals
我写的时候是这样构图的:先离散化,然后拆点,i和i+1连一条容量为k,费用为0的边。。s和第一个点连容量为INF,费用为0的边,t和终点两一条容量为INF,费用为0的边。。。然后对于每条边,a的负点和b的正点连一条容量为1,费用为k的边。。。然后跑最大费用最大流。。。跑了1200ms多。。。后来上网百度。。。发现不用拆点。。i和i+1连一条容量为INF,费用为0的边, s和第一个点连容量为k,费用
blankcqk
·
2014-11-10 20:00
poj
网络流
LeetCode 97 Merge
Intervals
Givenacollectionofintervals,mergealloverlappingintervals.Forexample,Given[1,3],[2,6],[8,10],[15,18],return[1,6],[8,10],[15,18].分析:先对区间按头排队,用到集合工具类的Collections.sort()方法,因为集合不知道按照头排序,所以我们自己传进去一个比较器当参数。对
ustc_summer
·
2014-10-27 19:00
LeetCode
merge
Intervals
POJ 1375
Intervals
解析几何 求圆的切线
题目大意:给出一个点,再给出都处于这个点之下的一些圆,求这个点光源照到这些圆上之后所得到的阴影的并集。思路:求出每一个圆关于那个点的切线,每一个圆可以处理出来两个切线,这两个切线在x轴上交点的中间部分就是要求的阴影。最后将所有的阴影部分取并输出。关于求切线,我是利用方向向量解方程做的。应该有更简洁的方法吧。。CODE:#include #include #include #include #inc
jiangyuze831
·
2014-10-27 15:00
poj
计算几何
向量
圆的切线
解析几何
[LeetCode] Insert Interval
Givenasetof non-overlapping
intervals
,insertanewintervalintotheintervals(mergeifnecessary).Youmayassumethattheintervalswereinitiallysortedaccordingtotheirstarttimes.Example1
hale1007
·
2014-10-23 10:00
[LeetCode] Merge
Intervals
Givenacollectionofintervals,mergealloverlappingintervals.Forexample,Given [1,3],[2,6],[8,10],[15,18],return [1,6],[8,10],[15,18]./** *Definitionforaninterval. *structInterval{ *intstart; *intend; *Int
hale1007
·
2014-10-23 10:00
[LeetCode]Merge
Intervals
Givenacollectionofintervals,mergealloverlappingintervals.Forexample,Given [1,3],[2,6],[8,10],[15,18],return [1,6],[8,10],[15,18].参照insertintervals/** *Definitionforaninterval. *publicclassInterval{ *i
u014691362
·
2014-10-14 21:00
java
LeetCode
[LeetCode]Insert Interval
Givenasetof non-overlapping
intervals
,insertanewintervalintotheintervals(mergeifnecessary).Youmayassumethattheintervalswereinitiallysortedaccordingtotheirstarttimes.Example1
u014691362
·
2014-10-13 22:00
java
LeetCode
POJ 3225 Help with
Intervals
(线段树)
POJ3225HelpwithIntervals题目链接集合数字有的为1,没有为0,那么几种操作对应就是置为0或置为1或者翻转,这个随便推推就可以了,然后开闭区间的处理方式就是把区间扩大成两倍,偶数存点,奇数存线段即可代码:#include #include #definelson(x)((xr)return; if(node[x].l>=l&&node[x].rmid)add(l,r,v,rs
u011217342
·
2014-10-11 13:00
poj 3225 Help with
Intervals
(线段树)
题目链接:poj3225HelpwithIntervals题目大意:模拟集合操作,输出最终的集合。解题思路:线段树。Ulr:[l,r]区间置为1Ilr:[0,l),(r,maxn]置为0Dlr:[l,r]区间置为0Clr:[0,l),(r,maxn]置为0,[l,r]区间取逆Slr:[l,r]区间取逆。然后基本水水的线段树,注意一下区间开和闭。#include #include #include
u011328934
·
2014-09-26 21:00
POJ 3680
Intervals
离散化+最大费用最大流...源点---1..2..3....n---汇点连流量为K,费用为0的边对于(a,b,w)连从a到b容量1费用w的边IntervalsTimeLimit: 5000MS MemoryLimit: 65536KTotalSubmissions: 6503 Accepted: 2691DescriptionYouaregiven N weightedopenintervals.
u012797220
·
2014-09-26 21:00
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