Create distribute-candies.cpp

sangheestyle · Jun 6, 2017 · 97ccd9f · 97ccd9f
1 parent 5f08cf7
commit 97ccd9f
Showing 1 changed file with 13 additions and 0 deletions.
diff --git a/C++/distribute-candies.cpp b/C++/distribute-candies.cpp
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+// Time:  O(n)
+// Space: O(n)
+
+class Solution {
+public:
+    int distributeCandies(vector<int>& candies) {
+        unordered_set<int> lookup;
+        for (const auto& candy: candies) {
+            lookup.emplace(candy);
+        }
+        return min(lookup.size(), candies.size() / 2);
+    }
+};