Top K Frequent Elements · Coding Interview Practice

Top K Frequent ElementsGiven an integer array and an integer k, return the k most frequent elements in any order.Constraints

1 <= nums.length <= 10^5

k is in the range [1, number of unique elements]

The answer is guaranteed to be unique

Examples

Input: nums = [1,1,1,2,2,3], k = 2 Output: [1,2]

Input: nums = [1], k = 1 Output: [1]

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