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Baffling Fibonacci

Chef loves Fibonacci numbers. Since it is Chef's Birthday his friend Cheffa wants to surprise him with a riddle. Since Chef is already busy planning for the birthday celebrations he seeks your help. Given a list of numbers check if they form a $Fibonacci$ sequence. ###Input - The first line of the input contains a single integer $T$ -denoting the number of test cases - The first line of each t

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solution.cppC++17

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