instruction:
In this task you will be given a list of integers. For every element in the list, if the element is positive you should multiply it by 2.  If the element is negative you should multiply it by -3. The output should be a list of integers that is the result of applying that logic to the input list.
 Note: A list is presented with comma separated numbers inside two brackets.
question:
[-15, -14, 71, -91]
answer:
[45, 42, 142, 273]


question:
[78, 3, 87, -60, 73, -90, 73, -54, 63, -55, -39]
answer:
[156, 6, 174, 180, 146, 270, 146, 162, 126, 165, 117]


question:
[-90, 81, -99, -56, 79]
answer:

[270, 162, 297, 168, 158]