Equivalent String

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Today on a lecture about strings Gerald learned a new definition of string equivalency. Two strings a and b of equal length are called equivalent in one of the two cases: They are equal. If we split string a into two halves of the same size a1 and a2, and string b into two halves of the same size b1 and b2, then one of the following is correct: 1. a1 is equivalent to b1, and a2 is equivalent t

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solution.cppC++17

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