Decode Pattern

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You are given a machine that takes a string $S$ of length $N$ as input and outputs another encoded string having some relation/pattern with the given input string. $S$ consists of alphabets, numeric and all special characters. Your task is to find the sequence/ pattern from the given sample I/O and then write a program that does the same work as the machine. i.e, take a string as input and outpu

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solution.cppC++17

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