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.

Ex Input:
[17, -81, -53, 54]

Ex Output:
[34, 243, 159, 108]


Ex Input:
[68, 78, -89, 68]

Ex Output:
[136, 156, 267, 136]


Ex Input:
[-21, -93, 13, -58, 18, -43, -51, 45]

Ex Output:

[63, 279, 26, 174, 36, 129, 153, 90]