Minimal Inversions

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A Binary string $S$ containing only $0$s and $1$s is *cool* if it contains exactly $M$ different non-empty subsequences. Now your task is to find the number of inversions in $N$-th lexicographically maximum *cool* binary string. ### Input - The first line of input will contain a single integer $T$, denoting the number of test cases. - Each test case consists of multiple lines of input. - The

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solution.cppC++17

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