58. Length of Last Word
Easy
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
package leetcode.easy;
public class LengthOfLastWord {
@org.junit.Test
public void test() {
System.out.println(lengthOfLastWord("Hello World"));
}
public int lengthOfLastWord(String s) {
String str = s.trim();
String[] buff = str.split(" ");
return buff[buff.length - 1].length();
}
}