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
digits
2018-12-26
Z'->26Givenanon-emptystringcontainingonly
digits
ruicore
·
2020-03-22 00:46
01-sklearn中的KNN
sklearn库中的数据切分数据集训练并评估网格搜索数据标准化准备数据sklearn中自带了一些数据集，可以使用这些数据集来进行练习，下面导入手写数字识别的数据集fromsklearnimportdatasets
digits
sbill
·
2020-03-21 18:20
[LeetCode] 002.Add Two Numbers (Java)
ProblemdescriptionYouaregiventwonon-emptylinkedlistsrepresentingtwonon-negativeintegers.The
digits
arestoredinreverseorderandeachoftheirnodescontainasingledigit.Addthetwonumbersandreturnitasalinkedlist
QyQiaoo
·
2020-03-21 14:12
Count Numbers with Unique
Digits
题目要求：Givenanon-negativeintegern,countallnumberswithunique
digits
,x,where0≤x<10n.Example:Givenn=2,return91
Jarryd
·
2020-03-21 00:37
使用python生成包含1000个随机字符的字符串，然后统计每个字符的出现次数。（使用字典）
1#导入random模块和string模块2importrandom3importstring45#string.ascii_letters表示26个大小写字母6#string.
digits
表示10个阿拉伯数字
编程小生_Null
·
2020-03-20 21:00
LeetCode从零刷起 (2. Add Two Numbers)
2.AddTwoNumbersYouaregiventwonon-emptylinkedlistsrepresentingtwonon-negativeintegers.The
digits
arestoredinreverseorderandeachoftheirnodescontainasingledigit.Addthetwonumbersandreturnitasalinkedlist.You
CopyYoung
·
2020-03-20 21:28
Leetcode 69 - Sqrt(x)
Computeandreturnthesquarerootofx,wherexisguaranteedtobeanon-negativeinteger.Sincethereturntypeisaninteger,thedecimal
digits
aretruncatedandonlytheintegerpartoftheresultisreturn
BlueSkyBlue
·
2020-03-20 11:00
AddTwoNumbers(LeetCode)
问题描述Youaregiventwolinkedlistsrepresentingtwonon-negativenumbers.The
digits
arestoredinreverseorderandeachoftheirnodescontainasingledigit.Addthetwonumbersandreturnitasalinkedlist.Input
crimps
·
2020-03-20 11:57
Add
Digits
dr(n)=1+(n-1)%9我的recursion代码：publicintadd
Digits
(intnum){Stringstr=num+"";if(str.length()==1){returnInteger.parseInt
DrunkPian0
·
2020-03-20 09:01
129. Sum Root to Leaf Numbers
Givenabinarytreecontaining
digits
from0-9only,eachroot-to-leafpathcouldrepresentanumber.Anexampleistheroot-to-leafpath1
Jeanz
·
2020-03-20 07:35
LeetCode439. Ternary Expression Parser
Givenastringrepresentingarbitrarilynestedternaryexpressions,calculatetheresultoftheexpression.Youcanalwaysassumethatthegivenexpressionisvalidandonlyconsistsof
digits
0
Stan95
·
2020-03-20 06:56
2.Add two numbers
Let'sseethedescriptionofsecondprobleminleetcode:Youaregiventwonon-emptylinkedlistsrepresentingtwonon-negativeintegers.The
digits
arestoredinreverseorderandeachoftheirnodescontainasingledigit.Addth
CelloRen
·
2020-03-19 05:39
2. Add Two Numbers
1.描述Youaregiventwonon-emptylinkedlistsrepresentingtwonon-negativeintegers.The
digits
arestoredinreverseorderandeachoftheirnodescontainasingledigit.Addthetwonumbersandreturnitasalinkedlist.Youmayassumeth
YellowLayne
·
2020-03-19 03:27
Restore IP Addresses
Givenastringcontainingonly
digits
,restoreitbyreturningallpossiblevalidIPaddresscombinations.Forexample
98Future
·
2020-03-18 22:33
C语言习题【6】计算一个数的每位之和（递归实现）
写一个递归函数
DigitS
um(n)，输入一个非负整数，返回组成它的数字之和例如，调用
DigitS
um(1729)，则应该返回1+7+2+9，它的和是19输入：1729，输出：19#includeintsum
GreyPigeon
·
2020-03-18 19:42
0.0
##习题##
670. Maximum Swap
DescriptionGivenanon-negativeinteger,youcouldswaptwo
digits
atmostoncetogetthemaximumvaluednumber.Returnthemaximumvaluednumberyoucouldget.Example1
Nancyberry
·
2020-03-18 09:55
66. Plus One
Description:Givenanon-negativeintegerrepresentedasanon-emptyarrayof
digits
,plusonetotheinteger.Youmayassumetheintegerdonotcontainanyleadingzero
Icytail
·
2020-03-18 08:54
102. Binary Tree Level Order Traversal
Givena
digits
tring,returnallpossiblelettercombinationsthatthenumbercouldrepresent.Amappingofdigittoletters
sherwin29
·
2020-03-18 08:32
验证码
,ImageFilter#生成随机字符串defgetRandomChar():#string模块包含各种字符串，以下为小写字母加数字ran=string.ascii_lowercase+string.
digits
char
lijun_m
·
2020-03-18 07:04
Add Two Numbers
题目如下Youhavetwonumbersrepresentedbyalinkedlist,whereeachnodecontainsasingledigit.The
digits
arestoredinreverseorder
ab409
·
2020-03-18 05:25
2. Add Two Numbers
DescriptionYouaregiventwonon-emptylinkedlistsrepresentingtwonon-negativeintegers.The
digits
arestoredinreverseorderandeachoftheirnodescontainasingledigit.Addthetwonumbersandreturnitasalinkedlist.Youmaya
weego
·
2020-03-18 03:24
COMP9021 Principles of Programming WEEK8_Optional
2.DP练习1Lab6-Q1：Obtainingasumfromasubsequenceof
digits
Writeaprogramsum_
Sisyphus235
·
2020-03-17 19:39
paper writing
一些小点吧：1）使用options(
digits
=N)控制小数点位数后再重新输出2）重新输出数据框后，此时数据是对齐的，比较好处理3）将数据直接从终端拷贝到iterm打开的文本文件里，粘贴，格式此时仍然是对齐的
zouxiaoyu
·
2020-03-17 11:53
91. Decode Ways
Z'->26Givenanencodedmessagecontaining
digits
,determinethetotalnumberofwaystodecodeit.Forexampl
Nancyberry
·
2020-03-17 06:00
Maximum Swap
题目Givenanon-negativeinteger,youcouldswaptwo
digits
atmostoncetogetthemaximumvaluednumber.Returnthemaximumvaluednumberyoucouldget.Example1
BLUE_fdf9
·
2020-03-17 06:44
一些好用的方法
#生成随机数defgen_random_string(str_len):return''.join(random.choice(string.ascii_letters+string.
digits
)for_inrange
yytester
·
2020-03-17 02:13
Leetcode - Plus One
Paste_Image.pngMycode:publicclassSolution{publicint[]plusOne(int[]
digits
){if(
digits
==null||
digits
.length
Richardo92
·
2020-03-16 18:42
129. Sum Root to Leaf Numbers
Givenabinarytreecontaining
digits
from0-9only,eachroot-to-leafpathcouldrepresentanumber.Anexampleistheroot-to-leafpath1
juexin
·
2020-03-16 17:37
[easy][Array]66.Plus One
原题是：Givenanon-negativeintegerrepresentedasanon-emptyarrayof
digits
,plusonetotheinteger.Youmayassumetheintegerdonotcontainanyleadingzero
小双2510
·
2020-03-16 16:33
Swift算法：Add Two Numbers
Youaregiventwolinkedlistsrepresentingtwonon-negativenumbers.The
digits
arestoredinreverseorderandeachoftheirnodescontainasingledigit.Addthetwonumbersandreturnitasalinkedlist.Input
我偏笑_NSNirvana
·
2020-03-16 01:25
Remove K
Digits
思路从前往后遍历数字，如果某一位的数字比下一位大，说明只要删除这一位，让下一位数字来代替这一位，就可以让整个数字变小。所以维护一个非递减栈，从前向后遍历每一位，循环把比当前位大的栈顶弹出，直到k的次数用尽，或者栈弹光了。再把当前位放进栈里面。遍历以后，如果给的k足够大，栈里的元素从栈底到栈顶，应当是非递减排列的。如果还有剩余的k的次数，就高位往低位删除数字（因为高位的数字比较大。同样位数的数字中，
不存在的里皮
·
2020-03-16 01:44
202. Happy Number
Ahappynumberisanumberdefinedbythefollowingprocess:Startingwithanypositiveinteger,replacethenumberbythesumofthesquaresofits
digits
怪味儿果叔
·
2020-03-16 00:23
理解 Trachtenberg 速算法
验证一下：m=987n=65as=m.
digits
bs=n.
digits
padding_as=as+Array.new
Pope怯懦懦地
·
2020-03-15 21:03
66. Plus One
Givenanon-negativenumberrepresentedasanarrayof
digits
,plusonetothenumber.The
digits
arestoredsuchthatthemostsignificantdigitisattheheadofthelist
AlanGuo
·
2020-03-15 13:47
299. Bulls and Cows
Youwritedownanumberandaskyourfriendtoguesswhatthenumberis.Eachtimeyourfriendmakesaguess,youprovideahintthatindicateshowmany
digits
insaidguessmatc
Jeanz
·
2020-03-14 16:07
scikit-learn入门学习
1.载入数据集scikit-learn里面自带了一些标准数据集，例如用于分类的数据集iris和
digits
，以及用于回归的boston房价数据集。
快乐的小飞熊
·
2020-03-14 13:06
202. Happy Number
Ahappynumberisanumberdefinedbythefollowingprocess:Startingwithanypositiveinteger,replacethenumberbythesumofthesquaresofits
digits
a_void
·
2020-03-14 12:23
Take a Number And Sum Its
Digits
Raised To The Consecutive Powers And ....¡Eureka!!
Thenumber89isthefirstintegerwithmorethanonedigitthatfulfillsthepropertypartiallyintroducedinthetitleofthiskata.What'stheuseofsaying"Eureka"?Becausethissumgivesthesamenumber.Ineffect:89=8^1+9^2Thenextn
Magicach
·
2020-03-14 02:27
PAT-A 1001. A+B Format (20)
/www.patest.cn/contests/pat-a-practise/1001题目Calculatea+bandoutputthesuminstandardformat--thatis,the
digits
mustbeseparatedintogroupsofthreebycommas
FlyRush
·
2020-03-13 22:58
Day35
Add
Digits
思路：不能用循环，一个数的各位数相加，直到相加的和不超过10orxory布尔"或"-如果x是非0，它返回x的值，否则它返回y的计算值。
wendy_要努力努力再努力
·
2020-03-13 20:40
2. Add Two Numbers
题目：Youaregiventwolinkedlistsrepresentingtwonon-negativenumbers.The
digits
arestoredinreverseorderandeachoftheirnodescontainasingledigit.Addthetwonumbersandreturnitasalinkedlist.Input
juexin
·
2020-03-13 19:10
91. Decode Ways
Z'->26Givenanencodedmessagecontaining
digits
,determinethetotalnumberofwaystodecodeit.Forexample,Givenenco
sherwin29
·
2020-03-13 17:29
7.Reverse Integer(Easy)
Reverse
digits
ofaninteger.反转一个整数的数字Example1:x=123,return321Example2:x=-123,return-321看似没有坑，实则不然，因为在这个题目里面
兰缘小妖
·
2020-03-13 17:03
7-Reverse Integer
Reverse
digits
ofaninteger.Example1:x=123,return321Example2:x=-123,return-321clicktoshowspoilers.Note:Theinputisassumedtobea32
富贵山庄王动
·
2020-03-13 11:54
7. Reverse Integer
题目描述Reverse
digits
ofaninteger.Note:Theinputisassumedtobea32-bitsignedinteger.Yourfunctionshouldreturn0whenthereversedintegeroverflows
yansh15
·
2020-03-13 02:35
Code-1-js
Question1：Reverse
digits
ofaninteger.Example1:x=123,return321Example2:x=-123,return-321Note:Theinputisassumedtobea32
winnielove
·
2020-03-12 21:57
129. Sum Root to Leaf Numbers
Givenabinarytreecontaining
digits
from0-9only,eachroot-to-leafpathcouldrepresentanumber.Anexampleistheroot-to-leafpath1
exialym
·
2020-03-12 08:00
2. Add Two Numbers
题目描述Youaregiventwonon-emptylinkedlistsrepresentingtwonon-negativeintegers.The
digits
arestoredinreverseorderandeachoftheirnodescontainasingledigit.Addthetwonumbersandreturnitasalinkedlist.Youmayassumeth
yansh15
·
2020-03-12 04:24
66. Plus One
Givenanon-negativenumberrepresentedasanarrayof
digits
,plusonetothenumber.The
digits
arestoredsuchthatthemostsignificantdigitisattheheadofthelist.classSolution
a_void
·
2020-03-12 03:19
Python文件处理
文件读取整个读取withopen('pi_
digits
.txt')asfile_object:contents=file_object.read()print(contents)两个注意点：使用关键字with
刘开心_8a6c
·
2020-03-11 01:25
上一页
69
70
71
72
73
74
75
76
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