Discount on crackers

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Sita went to buy some crackers. They offered special discount for the ones who solve a puzzle. Sita could not solve it, she came to you for help. Following is the puzzle. A mapping "a->b" means that you can transform letter 'a' to letter 'b'. You are given M such mappings. You are given two strings S and T. Write a program which determines if S can be transformed to T using the provided mapping

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solution.cppC++17

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