Distance walked 2D
Back to basics 8 - Matrix Diagonals
Reverse the elements of an array
Output any real number that is neither positive nor negative
If you have matrix A, create matrix B using matrix A as an "element"
Basic Quadratic Equation
Find NaNs in the matrix
ASCII sum of phrases
Percentage of zeros in a matrix of only 1s and 0s
count upper and lower case characters
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