Create minimum-cost-of-buying-candies-with-discount.py

Author: kamyu104

Python/minimum-cost-of-buying-candies-with-discount.py

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+# Time:  O(nlogn)
+# Space: O(1)
+
+# greedy
+class Solution(object):
+    def minimumCost(self, cost):
+        """
+        :type cost: List[int]
+        :rtype: int
+        """
+        cost.sort(reverse=True)
+        return sum(x for i, x in enumerate(cost) if i%3 != 2)