Program type already present:okio.AsyncTimeout$Watchdog Message{kind=ERROR, text=Program type :okio
在app中的build.gradle中加入如下代码，configurations{all*.excludegroup:'com.google.code.gson'all*.excludegroup:'com.squareup.okhttp3'all*.excludegroup:'com.squareup.o...
leetcode 53-> Maximum Subarray
Givenanintegerarray nums,findthecontiguoussubarray (containingatleastonenumber)whichhasthelargestsumandreturnitssum.classSolution(object):defmax...
leetcode 46-> Permutations
Givenacollectionof distinct integers,returnallpossiblepermutations.classSolution(object):defpermute(self,nums):""":typenums:List[int]:rtype:List...
leetcode 18-> 4Sum
classSolution(object):deffourSum(self,nums,target):""":typenums:List[int]:typetarget:int:rtype:List[List[int]]"""l=len(nums)nums.sort()ifl<4:return[]re...
leetcode 17-> Letter Combinations of a Phone Number
classSolution(object):defletterCombinations(self,digits):""":typedigits:str:rtype:List[str]"""ifdigits=="":return[]nums_to_letters={2:"abc",3:"def",4:"ghi...
python tcp .demo
client:#-*-coding:utf-8-*-importsockets=socket.socket(socket.AF_INET,socket.SOCK_STREAM)s.connect(('127.0.0.1',9999))print(s.recv(1024))fordatain['zhang',...
tornado tcp 框架 demo
server#!/usr/bin/envpythonimportloggingfromtornado.ioloopimportIOLoopfromtornadoimportgenfromtornado.iostreamimportStreamClosedErrorfromtornado.tcpserveri...
leetcode 16-> 3Sum Closest
Givenanarray nums of n integersandaninteger target,findthreeintegersin nums suchthatthesumisclosestto target.Retur...
leetcode 15-> 3Sum
classSolution(object):defthreeSum(self,nums):res=[]nums.sort()foriinxrange(len(nums)-2):ifi>0andnums[i]==nums[i-1]:continuel,r=i+1,len(nums)-1whilel<...
leetcode 14-> Longest Common Prefix
note：Allgiveninputsareinlowercaseletters a-z.classSolution(object):deflongestCommonPrefix(self,strs):""":typestrs:List[str]:rtype:str"""iflen(strs)==...