Length of Last Word

LeetCode Length of Last Word

문제

Given a string s consisting of words and spaces, return the length of the last word in the string.

A word is a maximal substring consisting of non-space characters only.

예시

Example 1:

Input: s = “Hello World” Output: 5 Explanation: The last word is “World” with length 5.

Example 2: Input: s = “ fly me to the moon “ Output: 4 Explanation: The last word is “moon” with length 4.

Example 3: Input: s = “luffy is still joyboy” Output: 6 Explanation: The last word is “joyboy” with length 6.

풀이

class Solution:
    def lengthOfLastWord(self, s: str) -> int:
        split_str = list(s.split(" "))
        none_space = ' '.join(split_str).split()
        last_str = none_space[-1]
        return len(''.join(last_str))
        
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