leetcode

Solution to some Leetcode problems written in C++

git clone git://git.dimitrijedobrota.com/leetcode.git

2085.cpp (392B)

0 class Solution { 1 public: 2 int countWords(vector<string> &words1, vector<string> &words2) { 3 unordered_map<string, int> um1, um2; 4 5 for (auto &t : words1) 6 um1[t]++; 7 for (auto &t : words2) 8 um2[t]++; 9 10 int count = 0; 11 for (auto &[str, cnt] : um1) 12 if (cnt == 1 && um2[str] == 1) count++; 13 return count; 14 } 15 };