Given a square matrix A, compute the determinant of A.
Note that you may not use the built-in MATLAB function det(). This will be checked.
A = 1;
y = 1;
A = [1 2; 3 4];
y = -2;
2 b | ~ 2 b
Change the sign of even index entries of the reversed vector
Count up then down
Sum the Digits of a Number
Sum of odd numbers in a matrix
Create a block diagonal matrix
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