Permute diagonal and antidiagonal
For example [1 2 3;4 5 6;7 8 9] -> [3 2 1;4 5 6;9 8 7]
WITHOUT diag function (and variable name)
"max(...)" is clever!
Back to basics 22 - Rotate a matrix
Get the length of a given vector
multiply by three
Mirror, mirror on the wall, who is fairest of them all?
Expression or variable?
Negation and new variables
Pandigital number n°1 (Inspired by Project Euler 32)
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