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.

Example Input: [8, 50, 55, -35]
Example Output: [16, 100, 110, 105]

Example Input: [31, -70, -83, 36, 39]
Example Output: [62, 210, 249, 72, 78]

Example Input: [-2, -42, 71]
Example Output:
[6, 126, 142]