CHEF MAKES GOOD PAIRS

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Chef is playing a game of square and asks you to find sum of total number of pairs according to below given information. Given a character square matrix of $NXN$ dimensions. Each cell of the square matrix has one of the three character values $A,B,C$ corresponding to one of the three colours . A pair of cells of sqaure matrix is called $Good Pair$ if only that pair of cells is removed from the

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solution.cppC++17

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