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Multiply two matrix $A$ and $B$. Size of matrix $A$ is $M$x$N$ and size of matrix $B$ is $N$x$O$. ###Input: - First line will contain $T$, number of testcases. Then the testcases follow. - First line of each testcases has two integers, size of first matrix, $M N$. - Next M line of length N is first matrix as input. - Next line has two integer, size of second matrix, $N O$. ###Outp

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solution.cppC++17

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