如:s=" hello echo ", s.split()=['hello','echo'] 1classSolution:2#@param s, a string3#@return a string4defreverseWords(self, s):5Length=len(s)6if(Length==0):7return""8elif(Length==1):9if(s[0]==""):10return""11else:12returns13else:14num=s[::-1]15list=""16flag_st...
代码:oj在线测试通过 Runtime: 172 ms 1classSolution:2#@param s, a string3#@return a string4defreverseWords(self, s):5words = s.split('')67iflen(words) < 2:8returns910tmp =""11forwordinwords:12word = word.replace('','')13ifword !="":14tmp = word +""+tmp1516tmp =tmp.str...
Yes. However, your reversed string should not contain leading or trailing spaces. How about multiple spaces between two words? Reduce them to a single space in the reversed string. fromcollectionsimportdequeclassSolution(object):defreverseWords(self,s):""":type s: str:rtype: str"""ifs==''...
we have to call it on the string that’ll be used for joining. In this case, we’re using a string with a space in it. The method receives a list of strings and returns one string with each of the strings joined by the initial string. Let’s check its functionality with...
Return a list of the words in the string, using sep as the delimiter string. sep The delimiter according which to split the string. None (the default value) means split according to any whitespace, and discard empty strings from the result. ...
def print_words_from_string(string): words = string.split() for word in words: print(word) # 测试代码 string = "Hello world, how are you?" print_words_from_string(string) 运行以上代码,输出结果为: 代码语言:txt 复制 Hello world, how are you?
# Function to split into words# and print words with its lengthdefsplitString(str):# split the string by spacesstr=str.split(" ")# iterate words in stringforwordsinstr:print(words," (",len(words),")")# Main code# declare string and assign valuestr="Hello World How are you?"# call...
split) Help on built-in function split: split(...) S.split([sep [,maxsplit]]) -> list of strings #sep为分隔符,默认为空格 最大分隔次数 Return a list of the words in the string S, using sep as the delimiter string. If maxsplit is given, at most maxsplit splits are done. If ...
So, again, we first tokenize the string into words or sentences. Then use the len() function to find the number of words or sentences in the string. How to Find the Number of Words in a String We first find the number of words in a string. ...
Strings in Python are case-sensitive, which means thatMoonandmoonare considered different words. To do a case-insensitive comparison, you can convert a string to all lowercase letters by using the.lower()method: Python print("The Moon And The Earth".lower()) ...