Multiply two polynomials p and q given in vector representation.
p=[-2 0 1 -1 3 2]
q=[1 0 -1 2 4]
result=[-2 0 3 -5 -6 5 -1 0 16 8]
Which doors are open?
Distance walked 2D
What is the distance from point P(x,y) to the line Ax + By + C = 0?
Is it an Armstrong number?
Compare two strings.
Replace x value into y value in string text.
Select primes from the matrix.
Find scalar product of two polynomials a and b, given as vector array.
Solve expression I
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