Given the vector A, return B in which all numbers in A are doubling. So for:
A = [ 1 5 8 ]
B = [ 1 1 5 5 8 8 ]
Convert a vector into a number
Reverse the elements of an array
find radius of cone
03 - Matrix Variables 2
05 - Vector Equations 1
Solving a quadratic equation
Divisors of an integer
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