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: [-12, 80, 9.789, -18.569, -31.488, -5.621, -57.846, 10.421, 11.605]

[-12, 80]