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.

[-21, 25]
[63, 50]

[62, -41, 30, 85, 47, -38, 13, -70, 87, 37]
[124, 123, 60, 170, 94, 114, 26, 210, 174, 74]

[-50, -18, -42, 78]

[150, 54, 126, 156]