1455.cpp (322B)
1 class Solution { 2 public: 3 int isPrefixOfWord(const string &sentence, const string &searchWord) const { 4 stringstream ss(sentence); 5 int idx = 1; 6 string s; 7 8 while (ss >> s) { 9 if (s.starts_with(searchWord)) return idx; 10 idx++; 11 } 12 13 return -1; 14 } 15 };