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: [-50, -51, 0, 70, -86, -36, 79, 46, -40]

SOLUTION: [150, 153, 0, 140, 258, 108, 158, 92, 120]

PROBLEM: [-88, -1, 97, -79, 66]

SOLUTION: [264, 3, 194, 237, 132]

PROBLEM: [56, -43, 89, 90]

SOLUTION:
[112, 129, 178, 180]