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: [75, 43, 60, 49, 12, -21, -5, 13]

SOLUTION: [150, 86, 120, 98, 24, 63, 15, 26]

PROBLEM: [74, 96, -22, -77, -30]

SOLUTION: [148, 192, 66, 231, 90]

PROBLEM: [70, 57, 5]

SOLUTION:
[140, 114, 10]