Pizza Delivery

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Maria is going to make some exotic pizzas’ for her best friend’s birthday party. She will start making them at 16:00, but the birthday party will begin at 19:00. There will be $n$ pizzas to make, sorted by difficulty, i.e. pizza $1$ is the easiest, and pizza $n$ is the hardest to make. Maria knows it will take her 9$*i$ minutes to make the $i$th pizza. Maria loves her best friend very much

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solution.cppC++17

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