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Length of Last Word
Given a string s consisting of words and spaces, return the length of the last word in the string.
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.
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.
Constraints
- 1 <= s.length <= 10^4
- s consists of only English letters and spaces ' '.
- There will be at least one word in s.
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