Select every other element of a vector
2 b | ~ 2 b
Given a window, how many subsets of a vector sum positive
Fill a zeros matrix
Find product of eigenvalues of n*n magic matrix.
Count given word x in text.
Create a square matrix with given conditions
Calculate roots of polynomial given as vector array.
Find scalar product of two polynomials a and b, given as vector array.
Find the sines of an isosceles triangle when given its area and height
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