MARIO AND ESTATE

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Mario has a square land, we call it his estate, as $N$ x $N$ matrix. There are some people living in it occupying some cells (represented by $‘2’$). Some of the other cells in the estate are vacant(represented by $‘0’$) and remaining cells contains 4-sided protective walls(represented by $‘1$’). As the estate is fully protected by the two allies, one at the bottom of the estate and other at the r

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solution.cppC++17

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