Inversion Start

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The chef has one array of N natural numbers (might be in sorted order). Cheffina challenges chef to find the total number of inversions in the array. ###Input: - First-line will contain $T$, the number of test cases. Then the test cases follow. - Each test case contains two lines of input, $N$. - N space-separated natural numbers. ###Output: For each test case, output in a single lin

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solution.cppC++17

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