Magical Islands

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The land of $BIT$ is magical. It has islands covered by water around it. The land here is denoted by '$#$' and water by '$.$'. The magical part of this place is that any person can walk on $Special Water$. $Special Water$ are in those areas, which are adjacent to any piece of land (ie, share atleast one corner with any piece of land). $Mr. X$ being from normal land, finds it fascinating. So he

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solution.cppC++17

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