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: [243, 594, -939, 168, -754, 427, -73, -704, -280, 888, -546, -627, 103, -69, -519, -16, 100]

[-939, 888]