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.

[-5.496, 68]
[68]

[27, -49, -60.919]
[27, -49]

[18.729, -30, -2.672, 6, 18]

[-30, 6, 18]