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The government has started to make a $ 12 $ digit UID for their respective citizens. This UID will help the govt. to distributing any welfare schemes and many more things. This UID consist of $ 12 $ digits starting with the first digit is **‘9’**. But the UID generator has been crashed by some hackers as they have inserted some "Plagiarised Malwares", which produced some unwanted string $ s $. You

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solution.cppC++17

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