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Intersection
关于LeetCode中
Intersection
of Two Arrays II一题的理解
题目如下:Giventwoarrays,writeafunctiontocomputetheirintersection.Example:Givennums1=[1,2,2,1],nums2=[2,2],return[2,2].Note:Eachelementintheresultshouldappearasmanytimesasitshowsinbotharrays.Theresultcanbe
zsy112371
·
2020-06-30 19:37
java
关于LeetCode中
Intersection
of Two Arrays一题的理解
题目如下:Giventwoarrays,writeafunctiontocomputetheirintersection.Example:Givennums1=[1,2,2,1],nums2=[2,2],return[2].Note:Eachelementintheresultmustbeunique.Theresultcanbeinanyorder.给定两个int类型的数组,要求返回一个新数组,
zsy112371
·
2020-06-30 19:01
java
LeetCode-349&350.
Intersection
of Two Arrays
349https://leetcode.com/problems/
intersection
-of-two-arrays/Giventwoarrays,writeafunctiontocomputetheirintersection.Example
MSP_甄心cherish
·
2020-06-30 18:29
LeetCode
【leetcode】350 两个数组的交集 II(数组,二分查找)
题目链接:https://leetcode-cn.com/problems/
intersection
-of-two-arrays-ii/题目描述给定两个数组,编写一个函数来计算它们的交集。
zjwreal
·
2020-06-30 18:35
LeetCode
Intersection
of Two Arrays II
350.IntersectionofTwoArraysIIGiventwoarrays,writeafunctiontocomputetheirintersection.Example:Givennums1=[1,2,2,1],nums2=[2,2],return[2,2].Note:Eachelementintheresultshouldappearasmanytimesasitshowsinb
空界江海
·
2020-06-30 14:50
LeetCode
leetcode_350
Intersection
of Two Arrays II
题目分析:给定两个数组,求数组的交集。输出结果中的元素不唯一,输出数组可以无序。解题思路:1)对数组nums1进行排序;2)对数组nums2进行排序;3)遍历数组nums1和nums2中元素,并比较对应的元素,若相等,则将其保存到输出结果中,并变化两个数组对应的索引不等,则变化较小元素对应的索引即可。实现程序C++版本vectorintersect(vector&nums1,vector&nums
Dream_yz
·
2020-06-30 11:33
leetcode编程
leetcode刷题
leetcode_349
Intersection
of Two Arrays
题目分析:给定两个数组,求数组的交集。输出结果中的元素唯一,输出数组可以无序。解题思路:1)对数组nums1进行排序;2)对数组nums2进行排序;3)遍历数组nums1和nums2中元素,并比较对应的元素,若相等,则判断其值是否与结果中最后保存的元素是否相等,相等则直接变化两个索引,否则将该值保存到结果中,并变化两个索引不等,则变化较小元素对应的索引即可。实现程序C++版本classSoluti
Dream_yz
·
2020-06-30 11:33
leetcode编程
leetcode刷题
两个数组的交集 II
Intersection
of Two Arrays II(使用c++/java/python)【使用哈希表】
https://leetcode-cn.com/problems/
intersection
-of-two-arrays-ii/https://leetcode.com/problems/
intersection
-of-two-arrays-ii
_沥川往事
·
2020-06-30 10:14
leetcode刷题笔记
Intersection
-over-union between two detections
1)Youhavetwooverlappingboundingboxes.Youcomputetheintersectionoftheboxes,whichistheareaoftheoverlap.Youcomputetheunionoftheoverlappingboxes,whichisthesumoftheareasoftheentireboxesminustheareaoftheover
依海之燕
·
2020-06-30 07:52
数学
Matlab
基本知识
c++常见知识
图像处理算法
python两个 list 获取交集,并集,差集的方法
]viewplaincopy#方法一:a=[2,3,4,5]b=[2,5,8]tmp=[valforvalinaifvalinb]printtmp#[2,5]#方法二printlist(set(a).
intersection
xuxiatian
·
2020-06-30 04:38
python
Intersection
of Two Arrays II (E)
IntersectionofTwoArraysII(E)题目Giventwoarrays,writeafunctiontocomputetheirintersection.Example1:Input:nums1=[1,2,2,1],nums2=[2,2]Output:[2,2]Example2:Input:nums1=[4,9,5],nums2=[9,4,9,8,4]Output:[4,9]No
墨云黑
·
2020-06-30 04:00
Leetcode之
Intersection
of Two Arrays 问题
问题描述:Giventwoarrays,writeafunctiontocomputetheirintersection(交集).Note:Eachelementintheresultmustbeunique.Theresultcanbeinanyorder.示例:Example:Givennums1=[1,2,2,1],nums2=[2,2],return[2].问题来源:Intersectio
xu2645318400
·
2020-06-30 03:26
leetcode
[LeetCode-349]
Intersection
of Two Arrays(java)
Giventwoarrays,writeafunctiontocomputetheirintersection.Example:Givennums1=[1,2,2,1],nums2=[2,2],return[2].Note:Eachelementintheresultmustbeunique.Theresultcanbeinanyorder.题意:现有两个数组,计算两个数组中的重复值并返回。返回的
xh15
·
2020-06-30 02:29
LeetCode
Intersection
of Two Arrays ★
每天一道编程题题目描述样例python解法C语言解法题目描述Giventwoarrays,writeafunctiontocomputetheirintersection.题目大意:求两个给定集合的交集样例Example1:Input:nums1=[1,2,2,1],nums2=[2,2]Output:[2]Example2:Input:nums1=[4,9,5],nums2=[9,4,9,8,4
xingyu97
·
2020-06-30 02:41
LeetCode
LeetCode算法题350:两个数组的交集II(
Intersection
of Two Arrays II)
技术交流可以加:本人微信:xcg852390212本人qq:852390212学习交流qq群1(已满):962535112学习交流qq群2:780902027两个数组的交集IILeetCode中文LeetCode英文给定两个数组,编写一个函数来计算它们的交集。示例1:输入:nums1=[1,2,2,1],nums2=[2,2]输出:[2,2]示例2:输入:nums1=[4,9,5],nums2=[
Making-It
·
2020-06-30 01:26
算法题总结
LeetCode
3.3 文本文件的交集与差集
可执行如下操作交集(
intersection
):打印出两个文件所共有的行。求差(difference):打印出指定文件所包含的且互不相同的那些行。
拙言_Coder
·
2020-06-30 01:49
Intersection
of Two Arrays II (求两个数组的交集,包含重复元素)
Giventwoarrays,writeafunctiontocomputetheirintersection.Example:Givennums1=[1,2,2,1],nums2=[2,2],return[2,2].Note:Eachelementintheresultshouldappearasmanytimesasitshowsinbotharrays.Theresultcanbeinany
Alan_Xiang
·
2020-06-29 23:29
leetcode
LeetCode
Solutions
In
Java
[LeetCode]
Intersection
of Two Arrays 两个数组的交集
声明:原题目转载自LeetCode,解答部分为原创Problem:Giventwoarrays,writeafunctiontocomputetheirintersection.Example:Givennums1=[1,2,2,1],nums2=[2,2],return[2].Note:Eachelementintheresultmustbeunique.Theresultcanbeinanyo
xblog_
·
2020-06-29 23:06
LeetCode
Spark深入解析(九):SparkCore之RDD的转换-双Value类型
目录union(otherDataset)案例subtract(otherDataset)案例
intersection
(otherDataset)案例cartesian(otherDataset)案例zip
老王的小知识
·
2020-06-29 22:04
【大数据】Spark
java两个数组的值比较求交集、差集、并集
两个数组比较,求交集*@authorZHENGKANG*@date2018年12月29日*@paramstrOne*@paramstrTwo*@returnObject[]*/publicObject[]
intersection
wuwang1235
·
2020-06-29 21:41
Java
LeetCode
Intersection
of Two Arrays II
Giventwoarrays,writeafunctiontocomputetheirintersection.Example:Givennums1=[1,2,2,1],nums2=[2,2],return[2,2].Note:Eachelementintheresultshouldappearasmanytimesasitshowsinbotharrays.Theresultcanbeinany
kgduu
·
2020-06-29 21:35
#
关于C++中使用set_union、set_
intersection
、set_difference的总结
每次都会进行查找理解,这次参考了http://blog.csdn.net/zangker/article/details/22984803的博客...STLset中有set_union(取两集合并集)、set_
intersection
包包包大人
·
2020-06-29 19:13
函数收集(C++)
Intersection
of Two Arrays II(求两个数组交集 II)
350.IntersectionofTwoArraysII点击查看349.IntersectionofTwoArrays原题链接Giventwoarrays,writeafunctiontocomputetheirintersection.给两个数组,写一个函数求交集Example:Givennums1=[1,2,2,1],nums2=[2,2],return[2,2].Note:Eachelem
whl_program
·
2020-06-29 18:13
LeetCode刷题经历
Intersection
of Two Arrays(两数组的交集)
349.IntersectionofTwoArrays点击查看350.IntersectionofTwoArraysII原题链接Giventwoarrays,writeafunctiontocomputetheirintersection.给两个数组,写一个函数返回交集Example:Givennums1=[1,2,2,1],nums2=[2,2],return[2].Note:Eacheleme
whl_program
·
2020-06-29 18:12
LeetCode刷题经历
160
intersection
of two linked list
两个指针分别单步遍历链表,当访问到尾部额时候,指向另外一个链表的头继续遍历,直到两个指针相遇就返回对于[1]两个都指向[1],一开始就出现p1==p2情况,需要直接返回p1或者p2structListNode*getIntersectionNode(structListNode*headA,structListNode*headB){structListNode*p1=headA;structLi
larrymusk
·
2020-06-29 14:11
5_Set(集合)和dict(字典)
集合对象还支持union(联合),
intersection
(交),difference(差)和sysmmetricdifference(对称差集)等数学运算。
SEELE7
·
2020-06-29 13:08
Intersection
of Two Arrays (E)
IntersectionofTwoArrays(E)题目Giventwoarrays,writeafunctiontocomputetheirintersection.Example1:Input:nums1=[1,2,2,1],nums2=[2,2]Output:[2]Example2:Input:nums1=[4,9,5],nums2=[9,4,9,8,4]Output:[9,4]Note:E
墨云黑
·
2020-06-29 07:00
Intersection
of Two Arrays (E)
IntersectionofTwoArrays(E)题目Giventwoarrays,writeafunctiontocomputetheirintersection.Example1:Input:nums1=[1,2,2,1],nums2=[2,2]Output:[2]Example2:Input:nums1=[4,9,5],nums2=[9,4,9,8,4]Output:[9,4]Note:E
墨云黑
·
2020-06-29 07:00
LeetCode 349 两个数组的交集(
Intersection
of Two Arrays)
classSolution{public:vectorintersection(vector&nums1,vector&nums2){vectorall;for(inti=0;i
海洋之心。
·
2020-06-29 07:35
刷题笔记
集合的常用方法(增加、删除、并集、交集、差集、对等差分、超集和子集)
{6,7,8,9}#删除s.pop()print(s)s.remove(2)print(s)示例及运行结果:3、交集代码块:s1={1,2,3}s2={2,3,4}#交集print('交集:',s1.
intersection
weixin_42566251
·
2020-06-29 05:17
Python
【图像处理小知识】目标检测中的这个IOU评价函数(
intersection
-over-union)
在目标检测的评价体系中,有一个参数叫做IoU,简单来讲就是模型产生的目标窗口和原来标记窗口的交叠率。具体我们可以简单的理解为:即检测结果DetectionResult与真实值GroundTruth的交集比上它们的并集,即为检测的准确率IoU:举个例子,下面是一张原图:然后我们对其做下目标检测,其DR=DetectionResult,GT=GroundTruth。黄色边框框起来的是:DR⋂GT绿色框
suu_fxhong
·
2020-06-29 03:08
图像处理
LeetCode - 349 - 两个数组的交集(
intersection
-of-two-arrays)
|二前言||三解题|| 3.1题解-Set|| 3.2题解-Map|二前言难度:简单涉及知识:排序、哈希表、双指针、二分查找题目地址:https://leetcode-cn.com/problems/
intersection
-of
JavaScriptLiang
·
2020-06-29 02:29
LeetCode - 350 - 两个数组的交集II(
intersection
-of-two-arrays-ii)
Createbyjsliangon2019-07-2315:16:402019-07-2315:52:36一目录不折腾的前端,和咸鱼有什么区别|目录||---||一目录||二前言||三解题||四执行测试||五LeetCodeSubmit||六知识点||七解题思路|二前言难度:简单涉及知识:排序、哈希表、双指针、二分查找题目地址:https://leetcode-cn.com/problems/in
JavaScriptLiang
·
2020-06-29 02:29
leetcode 160剑指offer面试题52. 两个链表的第一个公共节点(python3)
本题与主站160题相同:https://leetcode-cn.com/problems/
intersection
-of-two-linked-lists/参
算法黑哥
·
2020-06-29 01:13
leetcode刷题
剑指offer
Intersection
of Two Arrays(c++)
给两个数组,写一个函数来计算这两个数组的交集。Example1:Input:nums1=[1,2,2,1],nums2=[2,2]Output:[2]Example2:Input:nums1=[4,9,5],nums2=[9,4,9,8,4]Output:[9,4]注意:结果中的元素没有重复结果的顺序无所谓classSolution{public:vectorintersection(vector
同销万古愁
·
2020-06-28 22:38
leetcode
numpy实现 检测评价函数
intersection
-over-union ( IOU )
在目标检测的评价体系中,有一个参数叫做IoU,简单来讲就是模型产生的目标窗口和原来标记窗口的交叠率。具体我们可以简单的理解为:即检测结果(DetectionResult)与GroundTruth的交集比上它们的并集,即为检测的准确率IoU:IOU=DetectionResult⋂GroundTruthDetectionResult⋃GroundTruth如下图所示:GT=GroundTruth;D
大米饭盖不住四喜丸子
·
2020-06-28 19:22
Intersection
of Two Arrays
D72349.IntersectionofTwoArrays题目链接349.IntersectionofTwoArrays题目分析返回给定两个数组的交集。思路这既然不是自己实现的话,直接用array_intersect就完事了。最终代码
weixin_34342207
·
2020-06-28 17:55
POJ 1410--
Intersection
(判断线段和矩形相交)
IntersectionTimeLimit:1000MSMemoryLimit:10000KTotalSubmissions:16322Accepted:4213DescriptionYouaretowriteaprogramthathastodecidewhetheragivenlinesegmentintersectsagivenrectangle.Anexample:line:startpo
weixin_34221036
·
2020-06-28 14:29
[LeetCode]
Intersection
of Two Arrays 两个数组相交
Giventwoarrays,writeafunctiontocomputetheirintersection.Example:Givennums1=[1,2,2,1],nums2=[2,2],return[2].Note:Eachelementintheresultmustbeunique.Theresultcanbeinanyorder.这道题让我们找两个数组相同的部分,难度不算大,我们可以用
weixin_34203832
·
2020-06-28 13:38
[LeetCode]
Intersection
of Two Arrays II 两个数组相交之二
Giventwoarrays,writeafunctiontocomputetheirintersection.Example1:Input:nums1=[1,2,2,1],nums2=[2,2]Output:[2,2]Example2:Input:nums1=[4,9,5],nums2=[9,4,9,8,4]Output:[4,9]Note:Eachelementintheresultshoul
weixin_34051201
·
2020-06-28 10:17
2019-04-01【每日一题】
Intersection
of two Arrays II(359)
题目及示例IntersectionoftwoArraysII(350)给定两个数组,编写一个函数来计算它们的交集。示例1:输入:nums1=[1,2,2,1],nums2=[2,2]输出:[2,2]示例2:输入:nums1=[4,9,5],nums2=[9,4,9,8,4]输出:[4,9]说明:输出结果中每个元素出现的次数,应与元素在两个数组中出现的次数一致。P.S.:我们可以不考虑输出结果的顺序
warmsirius
·
2020-06-28 08:37
[LintCode]
Intersection
of Two Arrays II 两个数组相交之二
Giventwoarrays,writeafunctiontocomputetheirintersection.NoticeEachelementintheresultshouldappearasmanytimesasitshowsinbotharrays.Theresultcanbeinanyorder.ExampleGivennums1=[1,2,2,1],nums2=[2,2],return
weixin_33795806
·
2020-06-28 05:33
day3--集合、文件操作、字符编码与转换、函数(递归,lambda,filter,map)、字典排序...
1,2,3,4,5,6,5,5,5])list2=set([11,2,36,'a',5,6,5,5,5])list3=set([1,2,3])list4=set(['a','b','c'])求交集print(list1.
intersection
weixin_33747129
·
2020-06-28 04:09
Intersection
of Two Linked Lists
题目来源Writeaprogramtofindthenodeatwhichtheintersectionoftwosinglylinkedlistsbegins.Forexample,thefollowingtwolinkedlists:A:a1→a2↘c1→c2→c3↗B:b1→b2→b3begintointersectatnodec1.Notes:Ifthetwolinkedlistshave
我叫胆小我喜欢小心
·
2020-06-28 01:58
Python 集合的交差并补操作及方法
1.集合的交差并补
intersection
()交集set1={'卢俊义','花荣','吴用'}set2={'公孙胜','秦明','卢俊义'}res=set1.
intersection
(set2)print
weixin_30823833
·
2020-06-28 01:53
Leetcode-349
Intersection
of Two Arrays
#349.IntersectionofTwoArraysGiventwoarrays,writeafunctiontocomputetheirintersection.Example:Givennums1=[1,2,2,1],nums2=[2,2],return[2].Note:Eachelementintheresultmustbeunique.Theresultcanbeinanyorder.
weixin_30767921
·
2020-06-28 00:18
LeetCode题解之
Intersection
of Two Arrays
1、题目描述2、问题分析借助于set来做。3、代码1classSolution{2public:3vectorintersection(vector&nums1,vector&nums2){4vectorres;5sets1;6sets2;7for(auto&n:nums1)8s1.insert(n);9for(auto&n:nums2)10s2.insert(n);1112for(auto&n:
weixin_30725315
·
2020-06-27 23:13
两个数组的交集 II
intersection
-of-two-arrays-ii(排序)
思路:先找到set的交集,然后分别计算交集中的每个元素在两个原始数组中出现的最小次数。classSolution(object):defintersect(self,nums1,nums2):""":typenums1:List[int]:typenums2:List[int]:rtype:List[int]"""#intersect=[]#foriinnums1:#whileiinnums2:#
weixin_30715523
·
2020-06-27 23:18
(Easy)
Intersection
of Two Arrays LeetCode
*;classSolution{publicint[]
intersection
(int[]nums1,int[]nums2){Setset1=newHashSet();intlen=nums1.length
weixin_30646315
·
2020-06-27 22:15
Intersection
of Two Linked Lists
Writeaprogramtofindthenodeatwhichtheintersectionoftwosinglylinkedlistsbegins.Forexample,thefollowingtwolinkedlists:A:a1→a2↘c1→c2→c3↗B:b1→b2→b3begintointersectatnodec1.Notes:Ifthetwolinkedlistshavenoin
我是你的果果呀
·
2020-06-27 21:04
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