Leetcode 58 Length of Last Word

Question

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.

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Answer

int lengthOfLastWord(char* s) { int cnt=0; while(*s!='\0') {     if(*s!=' ')     cnt++;     else     if((*s==' ')&&((*(s+1)!='\0')&&(*(s+1)!=' ')))     cnt=0;    ++s; } return cnt;}