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:
[-4, -42, -91, 17, 11]
answer:
[12, 126, 273, 34, 22]


question:
[18, -90, 13, -36, -11, -54, -49, 78, -84]
answer:
[36, 270, 26, 108, 33, 162, 147, 156, 252]


question:
[71, 13, -43, -53]
answer:

[142, 26, 129, 159]