Definition: In this task you will be given a list of numbers. You should remove any number that is not an integer (whole number). If every number is not an whole number then an empty list ("[]") should be returned. Otherwise, answer with the list of whole numbers separated by comma inside brackets.
Input: [-42, 48.308, -27, 73, 57, 11.169, -88.899, 0.228, -6.027]

[-42, -27, 73, 57]