Sherlock and Sushi

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Sherlock is in a restaurant to have some sushi with Dr. Watson. The restaurant is offering a special deal on sushi. The server presents sushi in ${n}$ plates in a particular order with each plate engraved with a character from 0 to 9. The server then explains the deal that the character on each plate starting from left to right when put together makes the bill amount. Sherlock and Dr. Watson have

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solution.cppC++17

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