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: [-9.261, 34.621, -50, 21.11, -91, 26, 45.12, 2]
Output:
[-50, -91, 26, 2]