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: [69, 55.671, -69.761, -23.484, -97, 44.645, -69, 81]

[69, -97, -69, 81]