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: [8, -8, 14, -6, -21, -16, -90, 67, 4, 39, 58]

[16, 24, 28, 18, 63, 48, 270, 134, 8, 78, 116]