String Relation

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There are two strings s1 and s2. There exists a relation between s1 and s2. For ex- if s1 is AGH then s2 will be BHI. We can clearly see that B comes after A, H comes after G and I comes after H. Find s2 with the help of s1 following the same relation. Input: The first line contains an integer T --- the number of test cases. The first line of each test case consists of length of string

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solution.cppC++17

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