简单题目
1 class Solution { 2 public: 3 int lengthOfLastWord(const char *s) { 4 // IMPORTANT: Please reset any member data you declared, as 5 // the same Solution instance will be reused for each test case. 6 int ans = 0; 7 int len = 0; 8 while (*s != ' ' && *s == ' ') s++; 9 if (*s == ' ') return 0; 10 while (*s != ' ') { 11 if (*s == ' ') { 12 ans = len? len : ans; 13 len = 0; 14 } 15 else if (isalpha(*s)) len++; 16 s++; 17 } 18 return len? len : ans; 19 } 20 };