Happy Birthday

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Today is the birthday of Mukesh. He wants to buy sweets for his friends so he went to the Chef sweet shop. He has $X$ amount of cash with him. The pricing of sweets is as follows. If he selects $N$ sweets and places them in a single line then the price of the $i^{th}$ sweet from left is $i^2$. He wants to maximize his purchase of sweets to share with his friends. Can you help him? Chef has a tot

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solution.cppC++17

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