Teacher: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.
Teacher: Now, understand the problem? Solve this instance: [-55, 96, -9, 0, 69, -90, -45, 58, 58, 96, -91]
Student:
[165, 192, 27, 0, 138, 270, 135, 116, 116, 192, 273]