>>> from positius import positius_1

>>> a = [1, -2, 44, -56, -3, -47, 0, 3]
>>> b = positius_1(a)
>>> a
[1, -2, 44, -56, -3, -47, 0, 3]
>>> b
[1, 2, 44, 56, 3, 47, 0, 3]
>>> a = [-4 , -61, -22, -44, -34, -7, 0]
>>> b = positius_1(a)
>>> a
[-4, -61, -22, -44, -34, -7, 0]
>>> b
[4, 61, 22, 44, 34, 7, 0]