给你一个字符串
s
由若干单词组成,单词前后用一些空格字符隔开。返回字符串中最后一个单词的长度。
单词 是指仅由字母组成、不包含任何空格字符的最大子字符串。
示例 1:
输入:s = "Hello World"
输出:5
示例 2:
输入:s = " fly me to the moon "
输出:4
示例 3:
输入:s = "luffy is still joyboy"
输出:6
提示:
来源:力扣(LeetCode)
链接:https://leetcode-cn.com/problems/length-of-last-word
著作权归领扣网络所有。商业转载请联系官方授权,非商业转载请注明出处。
def lengthOfLastWord(s: str) -> int:
s=s.strip()
len=s.__len__()
for i in range(len-1,-1,-1):
if s[i]==‘ ‘: return len-1-i
return len
if __name__ == ‘__main__‘:
s = "Hello World"
print(lengthOfLastWord(s))
s = " fly me to the moon "
print(lengthOfLastWord(s))
s = "luffy is still joyboy"
print(lengthOfLastWord(s))
s = "joyboy"
print(lengthOfLastWord(s))
s = " "
print(lengthOfLastWord(s))
s = "a a"
print(lengthOfLastWord(s))
原文:https://www.cnblogs.com/Code2235/p/15242239.html