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: [51, 18, -73, -67, 30, 69, 9, -72, -20, -54, 13]

[102, 36, 219, 201, 60, 138, 18, 216, 60, 162, 26]