leetcode

Solution to some Leetcode problems written in C++
git clone git://git.dimitrijedobrota.com/leetcode.git
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2053.cpp (331B)


0 class Solution {
1 public:
2 string kthDistinct(const vector<string> &arr, int k) const {
3 unordered_map<string, int> um;
5 for (const auto &s : arr)
6 um[s]++;
7 for (const auto &s : arr) {
8 if (um[s] > 1) continue;
9 if (!--k) return s;
10 }
12 return "";
13 }
14 };