Given a string s consisting of words and spaces, return the length of the last word in the string.
A word is a maximal
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 <= 104s consists of only English letters and spaces ' '.s.
class Solution {
public int lengthOfLastWord(String s) {
int count = 0 ;
for(int i=s.length()-1;i>=0;i--){
char ch = s.charAt(i);
if(ch!=' '){
count++;
}else if ( count!=0){
break;
}
}
return count ;
}
}
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