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: [-540, -448, -125, -613, 285, -253, 967, -179, -640, -180, -771, -528, 340, -723, 999]

[999]