Chef And Number Game

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Chef and Mahi are good friends. Chef Likes to play with Numbers he is very good at maths. Chef has N distinct Numbers with him in sorted order. Chef always make fun of Mahi as he is a medical student, He doesn't know maths. Chef thinks of a game called "Game of Numbers". Here are rules of the Game. Take an integer A ≤ N. And Let, SA be the number of ways in which first 'A' numbers from the set

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solution.cppC++17

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