Guess the formula to transform strings as follows:
'Hello World!' --> 'Ifmmp Xpsme!'
'Can I help you?' --> 'Dbo J ifmq zpv?'
Simple and interesting.
Back to basics 8 - Matrix Diagonals
Solve the set of simultaneous linear equations
Number of 1s in a binary string
Find out sum of all elements of given Matrix
multiply by three
Handle to an array of functions
Replace multiples of 5 with NaN
Two-output anonymous function?
Get ranks of values in a vector
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