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: [-13.8, 52, 2.143, -49.884, -78, 0.416, -26.43, -51.917, -18.23]

[52, -78]