Jogging

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Alice jogs everyday to keep herself fit and active. She noticed that she burns $X$ calories when jogging the first kilometer, and for $K > 1$, jogging the $K^{th}$ kilometer burns calories equivalent to the total number of calories burned while jogging the first $K-1$ kilometers. What is the total number of calories that Alice burns after jogging for $N$ kilometers? The answer can be very large,

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solution.cppC++17

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