Input x is the sampled signal vector, may have both AC and DC components. output vector y should have AC components removed then change sign alternately, for example, input [1:5], output [3 -3 3 -3 3].
Could you be a bit more specific about the specs? What exactly are we supposed to do here?
Project Euler: Problem 5, Smallest multiple
MATCH THE STRINGS (2 CHAR) very easy
Sum the numbers on the main diagonal
Calculate the derivative of a polynomial
Distance walked 3D
How many palindromes?
Acid and water
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