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.

Example Input: [59.621, 91.171, 55.303, -79, -4.269]
Example Output: [-79]

Example Input: [20, -49, -43]
Example Output: [20, -49, -43]

Example Input: [-66.728, 13, -87, -43.825, 50.249]
Example Output:
[13, -87]