LeetCode 58. Length of Last Word

分析

难度 易

来源

https://leetcode.com/problems/length-of-last-word/description/

题目

Given a string s consists of upper/lower-case alphabets and empty space characters ' ', return the length of last word in the string.

If the last word does not exist, return 0.

Note: A word is defined as a character sequence consists of non-space characters only.

Example:

Input: "Hello World"

Output: 5

解答

package LeetCode;

public class L58_LengthOfLastWord {
    public int lengthOfLastWord(String s) {
        String[] strs;
        strs=s.split(" ");
        if(strs.length==0)
            return 0;
        else
            return strs[strs.length-1].length();
    }
}