Satbir and Celebration

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Satbir recently graduated from College. So, he goes for a celebration with you and Aryan. He went to a chocolate shop and wants to buy exactly $N$ chocolates from the shop. The MRP of $i^{th}$ chocolate in the shop is equal to the $i^{th}$ prime number. But, as a special offer, he only needs to pay the price equal to maximum MRP of any number of chocolates he bought, i.e. suppose he buys $5$

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solution.cppC++17

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