標籤:python 資料處理 下面是Python資料處理的題目說明與要求: The attachment is a log file used to show running status of set-top-box, and each line in the file follows the format of “LineNumber + Time + ProcessName + (ProcessID) + Logs”,
標籤:import md5class HashRing(object): def __init__(self, nodes=None, replicas=3): """Manages a hash ring. `nodes` is a list of objects that have a proper __str__ representation. `replicas` indicates how many virtual points
標籤:Reverse BitsReverse bits of a given 32 bits unsigned integer.For example, given input 43261596 (represented in binary as 00000010100101000001111010011100), return 964176192 (represented in binary as00111001011110000010100101000000).Follow up:
標籤:Number of 1 Bits Write a function that takes an unsigned integer and returns the number of ’1‘ bits it has (also known as the Hamming weight).For example, the 32-bit integer ’11‘ has binary representation 000000000000000
標籤:Length of Last WordTotal Accepted: 47690 Total Submissions: 168587 Given a string s consists of upper/lower-case alphabets and empty space characters ‘ ‘, return the length of last word in the string.If the last word does not exist,
標籤:python代碼QuestionGiven an input string, reverse the string word by word. For example, Given s = “the sky is blue“, return “blue is sky the“.Answerdef reverseWords(s): return ‘ ‘.join(filter(lambda x:x != ‘‘, s.split(‘ ‘))[::-1])詳解:s.split(’