Last update on March 28 2025 12:54:14 (UTC/GMT +8 hours) 8. Reverse a String Word by Word Write a Python class to reverse a string word by word. Sample Solution: Python Code: classpy_solution:defreverse_words(self,s):return' '.join(reversed(s.split()))print(py_solution().reverse...
def reverse_string_by_word(s): lst = s.split() # split by blank space by default return ' '.join(lst[::-1]) s = 'Power of Love' print reverse_string_by_word(s) # Love of Power s = 'Hello World!' print reverse_string_by_word(s) # World! Hello ...
Given an input string, reverse the string word by word. For example, Given s = "the sky is blue", return "blue is sky the". 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...
A sequence of non-space characters constitutes a word. Could the input string contain leading or trailing spaces? 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. ...
Given an input string, reverse the string word by word. Example 1: Input: "the sky is blue" Output: "blue is sky the" 1. 2. Example 2: Input: " hello world! " Output: "world! hello" Explanation: Your reversed string should not contain leading or trailing spaces. ...
:Given an input string, reverse the string word by word. For example, Given s = "the sky is blue", return "blue is sky the". Update (2015-02-12): For C programmers: Try to solve itin-placeinO(1) space. click to show clarification. ...
Reverse Words in a String Given an input string, reverse the string word by word. For example, Given s = "the sky is blue", return "blue is sky the". 思路 用stack 或者 遍历时从后往前遍历 注意 给定的string可能是由多个空格隔开的,直接用slipt(......
原题地址:https://oj.leetcode.com/problems/reverse-words-in-a-string/ 题意: Given an input string, reverse the string word by word. For example,Given s = "the sky is blue",return "blue is sky the". 解题思路:这题很能体现python处理字符串的强大功能。 代码: class Solution: # @param ...
Programming'string_reversed=test_string[-1::-1]print(string_reversed)string_reversed=test_string[::-1]print(string_reversed)# String reverse logically defstring_reverse(text):r_text=''index=len(text)-1whileindex>=0:r_text+=text[index]index-=1returnr_textprint(string_reverse(test_string))...
2. Key和reverse必须作为关键字参数传递, 这与Python2版本的不同在于,在python2中,它们可以作为位置参数传递。 如果需要将Python2中的cmp函数转换为键函数, 请查看functools.cmp_to_key()。(本教程不会涵盖使用Python 2的任何示例) sorted()也可以在元组和集合上使用, 和在列表的使用非常相似: ...