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: [1.297, -1.29, 64.226, 13.578, 23.064, 0.774, 3.925, 47, 37.421, 50.661, -90]

[47, -90]