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: [-60.96, -32.814, -13, -55.76, -32.705, -50.61, 47.317, 56, -17.069]

[-13, 56]