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: [-4, 81, -23, 4, 74, 81, 65, -49]

SOLUTION: [12, 162, 69, 8, 148, 162, 130, 147]

PROBLEM: [-47, 84, -24, -15, -18, 29]

SOLUTION: [141, 168, 72, 45, 54, 58]

PROBLEM: [12, 64, -88, 47, 34, -14, -68]

SOLUTION:
[24, 128, 264, 94, 68, 42, 204]