Beautiful Arrays

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An array a is called beautiful if for every pair of numbers ai, aj, (i ≠ j), there exists an ak such that ak = ai * aj. Note that k can be equal to i or j too. Find out whether the given array a is beautiful or not! Input First line of the input contains an integer T denoting the number of test cases. T test cases follow. First line of each test case contains an integer n denoting number of el

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solution.cppC++17

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