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Bottles of beer
"Low : High - Low : High - Turn around " -- Create a subindices vector
Compute a dot product of two vectors x and y
Return the first and last character of a string
Reverse a matrix
How long do each of the stages of the rocket take to burn?
Pythagorean perfect squares: find the square of the hypotenuse and the length of the other side
Create a square matrix of multiples
Solve the set of simultaneous linear equations
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