Question: Explain why the following code is O(n log n): 4 1 ** Returns true if there are no duplicate elements in the array. */ 2

Explain why the following code is O(n log n):

4 1 ** Returns true if there are no duplicate elements in the array. */ 2 public static boolean unique2(int[] data) { 3 int n = data.length; int[] temp = Arrays.copy Of(data, n); // make copy of data 5 Arrays.sort(temp); // and sort the copy for (int j=0; j

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