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: [-56, -36, -87, 28]

SOLUTION: [168, 108, 261, 56]

PROBLEM: [96, 18, -24, -90, 89, 8, -61, 42, 41, -36]

SOLUTION: [192, 36, 72, 270, 178, 16, 183, 84, 82, 108]

PROBLEM: [-87, 43]

SOLUTION:
[261, 86]