Sereja and Two Arrays

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Sereja and Arrays Sereja have an array that consist of n integers a[1], a[2], ..., a[n]. Also Sereja have an array that consist of m integers b[1], b[2], ..., b[m]. Sereja make next operations: - random_shuffle(b) — shuffle elements of b - random_merge(a, b) — merge array a and b to array a. From all possible merges Sereja chooses a random one. For better understanding you can imagine, that

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