# 58. Length of Last Word

## 1. Question

Given a string s consisting of some words separated by some number of spaces, return the length of the last word in the string.

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

## 2. Examples

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.


## 3. Constraints

• 1 <= s.length <= 104
• s consists of only English letters and spaces ' '.
• There will be at least one word in s.

## 5. Solutions

class Solution {
public int lengthOfLastWord(String s) {
s = s.trim();
return s.length() - s.lastIndexOf(' ') - 1;
}
}