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.
[-0.827, -51.078, -58.328, 1.871, -0.873, -11.602, -19.756, 3.296, 91, -1]