Counting Primes

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Rcc is obsessed with prime numbers and has asked his friend isayanpal to count the numbers of prime number between a given range. Isayanpal is busy with his presentation for the final year project and thus wants your help. Input The First line contains T(the number of test cases). - Next T lines contains M and N separated by a space. Output - For each test case, output a single line contain

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solution.cppC++17

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