Twin Prime

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A prime number is one which is divisible by exactly two distinct positive integers. A twin-prime is a pair of two prime numbers such that the difference between them is 2. Your task is simple given an integer n, you have to tell the count of twin-prime pairs in the range 1 to n both inclusive. Input - First line contains T, number of test cases. - Next T lines contains an integer n each. Ou

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solution.cppC++17

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