ISS and Strings

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You are an astronaut living in the International Space Station.You send data to the Houston Space Center regarding some observations you made.However due to communication restrictions you are instructed to reduce the length of the data by using the following algorithm. Suppose you have 2 strings to be sent, Si and Sj, you construct a new string Sk,which is the smallest possible string such that

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solution.cppC++17

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