XOR String

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Given a binary string of size $N$ containing $M$ number of $1$'s, you have to rearrange it such that range XOR of every substring of size $K$ is $1$. Is such an arrangment possible? ### Input - The first input line will contain a single integer $T$, denoting the number of test cases. - Each test case consists of a single line of input containing $3$ space-separated integers $N$, $M$, and $K$, den

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solution.cppC++17

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