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The cofactor matrix must be formatted in the exact same way the input matrices are given, e.g. [[d,-c],[-b,a]]. If you read a string, then you must return/output a string in which the matrix is formatted exactly like in the input. If you use something like e.g. a list of lists as input, then you must return a list of lists too.
The cofactor matrix must be formatted in the exact same way the input matrices are given, e.g. [[d,-c],[-b,a]].
The cofactor matrix must be formatted in the exact same way the input matrices are given, e.g. [[d,-c],[-b,a]]. If you read a string, then you must return/output a string in which the matrix is formatted exactly like in the input. If you use something like e.g. a list of lists as input, then you must return a list of lists too.
