Strings Classes

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While developing Apps for Artificial Intelligence, Arush has to use specific type of strings (words) called Class C strings. All the strings have been classified into 3 classes: Class A : A sequence of letters that read the same forward and backward. Class B : A string of class B can be converted to class A type by changing exactly one letter to a different letter. For Example, CAT is class

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solution.cppC++17

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