Beautiful Array

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A sequence of integers is beautiful if each element of this sequence is divisible by 4. You are given a sequence a1, a2, ..., an. In one step, you may choose any two elements of this sequence, remove them from the sequence and append their sum to the sequence. Compute the minimum number of steps necessary to make the given sequence beautiful. Input - The first line of the input contains a singl

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solution.cppC++17

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