DORAEMON CB

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$Doraemon$ is training to defend his title of World Chess Champion. To train his calculation skills, $Doraemon$ placed a king on a chessboard. Remember that a chessboard has $8$ rows and $8$ columns (for the purposes of this problem, both the rows and the columns are numbered $1$ through $8$); let's denote the square in row $r$ and column $c$ by $(r,c)$. A king on a square $(r,c)$ can move to a

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solution.cppC++17

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