Definition: In this task you will be given a list of integers. You should only return an integer if the first digit is the same as the last digit in the number. If an integer has a single digit, then it should be returned. If there are no integers that start and end with the same digit then an empty list ("[]") should be returned.
Input: [-57, -794, -653, -559, 865, 696, -757, 413, 541, 386, -217, -804, 393, 376, 733, 311, -229, -570, 450, -552, 512, 319, 999, -884]

[696, -757, 393, 999]