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: [-18.565, 46.386, -88, -93, 83, -26.589, -36, 56, 89]

[-88, -93, 83, -36, 56, 89]