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: [-61, -68, 2.635, -27.477, 13.742, 68, -49.219, -35, 41.291, -36, 28]

[-61, -68, 68, -35, -36, 28]