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: [-74, -65, 60]

SOLUTION: [222, 195, 120]

PROBLEM: [-100, -24, 99]

SOLUTION: [300, 72, 198]

PROBLEM: [70, 75, -29, 33, 86, 21]

SOLUTION:
[140, 150, 87, 66, 172, 42]