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: [21.02, -61.521, 9.084, -18.787, -10, 6.506, -19, 49.926, -48]

[-10, -19, -48]