TASK 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.
PROBLEM: [76, -3, 90]

SOLUTION: [152, 9, 180]

PROBLEM: [-73, 84, -5, 64, -20, -88]

SOLUTION: [219, 168, 15, 128, 60, 264]

PROBLEM: [-76, 64, 32]

SOLUTION:
[228, 128, 64]