Array Equality

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Chef has an array of $N$ integers. Chef can rearrange this array in any manner. Chef doesn’t like the array if any two **adjacent** elements are equal. Determine whether there exists a rearrangement of the array that Chef likes. ### Input - The first line will contain $T$ - the number of test cases. Then the test cases follow. - First line of each test case contains a single integer $N$ - size

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solution.cppC++17

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