Chef and Range

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The range of an array is defined as the difference between the maximum and minimum value in it. Chef comes up with a crazy idea to minimize the range by changing atmost $3$ elements in the array. He wants to check whether the minimum range he gets is right or not. Please help him in verifying his answer. ###Input: - First line will contain $T$, number of testcases. Then the testcases f

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solution.cppC++17

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