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:
[-5, 34, 28]
answer:
[15, 68, 56]


question:
[-12, 33, 78, 15]
answer:
[36, 66, 156, 30]


question:
[-33, 25]
answer:

[99, 50]