Definition: 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.
Input: [21, -5, 20, 16, -36, -60, 100, -55]

[42, 15, 40, 32, 108, 180, 200, 165]