TASK 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.
PROBLEM: [-4.373, 96.337, -50.969]

SOLUTION: []

PROBLEM: [52, 41.917, -72.056]

SOLUTION: [52]

PROBLEM: [-18.745, -7.777, 20, -3.678]

SOLUTION:
[20]