Note that this problem uses the word solve when it needs to say EVALUATE.
Also the required code to pass the tests shouldn't be available by COPY-AND-PASTE from Test Suite!
Create a vector whose elements depend on the previous element
Given a matrix, swap the 2nd & 3rd columns
Basic commands - amount of inputs
Set x value to each even index of vector y.
Sum positive elements of matrix.
Find scalar product of two polynomials a and b, given as vector array.
Solve expression I
Calculate the sum of elements of n*n Hilbert matrix.
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