NY Grid

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There is a grid of N rows and M columns. You want to fill the grid with letters of two types: 'N' and 'Y'. Two letters of a same type are considered to be connected if their cells share a side (sharing only a corner does not count). A component is a maximal set of connected letters. It is not allowed to have a component of 3 or more letters. Two ways of filling are considered different if at lea

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solution.cppC++17

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