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In a $M$x$N$ Matrix, if in any row, the number of 1's are greater than or equal to 2, then each elements of its entire row and column is set to 1. ###Input: - First line will contain $T$, number of testcases. Then the testcases follow. - Each testcase contains of a single line of input, two integers $M, N$, size of matrix. And, - Next $M$ line of length $N$ is matrix as input. ###Out

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solution.cppC++17

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