Part 1. 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.
Part 2. Example
[-7, -1, 8, 7, -8]
Answer: [21, 3, 16, 14, 24]
Explanation: Every negative number is multiplied by -3 and every positive number is multiplied by 2. So this is a good example.
Part 3. Exercise
[-47, 87, 83, -74, -68]
Answer:
[141, 174, 166, 222, 204]