instruction:
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.
question:
[-729, 393, -602, -511, -133, 668, 919, 508, -803, -498, -189, 509, -405, 138, 974, 771, 601, 931]
answer:
[393, 919]


question:
[297, 339, 65, 612, 771, 142, -796, 886, 911, 182, -865, -825, -862, -122, -389, -340, 556, 4, -889]
answer:
[4]


question:
[-928, -645, 360, 664, -786, 908, 537, 348, -229, 446, 500, 463, 452, -41, -69, -250, -968, 767, 437, 965, 784]
answer:

[767]