Newton Per Metre Square

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Chef is a mathematical genius. He has made a new friend, Newton, who has struggle in understanding numbers. Chef has $N$ number of sets indexed $1$ through $N$. The size of the $i$-th set will be $i$. The first and last element of every set is $1$. Rest of the elements in a set are formed by adding the corresponding consecutive numbers in the previous set. Chef wants Newton to write a program

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solution.cppC++17

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