[C++] Two line code use unordered_set


  • 0
    L
    class Solution {
    public:
        int distributeCandies(vector<int>& candies) {
            unordered_set<int> s(candies.begin(), candies.end());
            return min(s.size(), candies.size() /2);
        }
    };
    

  • 0

    it could be 1 line...

    class Solution {
    public:
        int distributeCandies(vector<int>& candies)
        {
            return min(unordered_set<int>(candies.begin(), candies.end()).size(), candies.size() / 2);
        }
    };
    

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