Length of Last Word | Leetcode Top Interview 150

Here we will discuss the most important data structures and algorithms questions which are usually asked in the top rated product based companies.
About me - My name is Anurag Gupta. I have done my B.Tech. from IIT Roorkee. I have done software engineer internship at Amazon and I have 3 years of work experience as a Senior Software Engineer.
Problem Link - leetcode.com/p...
Problem Description - 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.

[@CodingWithAnurag-1086]

Solution code - class Solution {
public:
int lengthOfLastWord(string s) {
int n = s.length();
int count = 0;
int i;
for (i=n-1;i>=0;i--) {
if (s[i] != ' ')
break;
}
for (;i>=0;i--) {
if (s[i] != ' ') {
count++;
} else {
break;
}
}
return count;
}
};