When the input is true, return 'on', otherwise, return 'off'.
The problem statement is misleading. 'if x' and 'if isequal(x, true)' are different conditions.
Encode Roman Numerals
Calculate the Levenshtein distance between two strings
Back to basics 22 - Rotate a matrix
Area of a triangle
Make a KITT-scanner on the command line
Create a random logical vector of N elements of which M are true.
Mmm! Multi-dimensional Matrix Multiplication
Only once: cleaning up your columns
Number of problems
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