Chef And Offers

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Our Chef is an entrepreneur who has developed an e-commerce application $MattressKart$ which sells $ONLY$ $MATTRESSES$. He got some funding for his application and decides to give out discounts to grab more users. After brainstorming a lot he finally decides to give out discounts on the person's registered customer id on his application. He finally decides to add the first and the last digit of

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solution.cppC++17

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