instruction:
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.
question:
[57, -2.686, -31.874, 100, -16.109, 74, -4]
answer:
[57, 100, 74, -4]


question:
[2.611, -17.771, -0.84, -67, 4.031, 8.351, -70]
answer:
[-67, -70]


question:
[14.551, -6.373, 44.547, 21.745, 16, 31]
answer:

[16, 31]