Given the task definition and input, reply with output. You are given a list of integers and an integer target, return a list of a pair of numbers in any order such that they add up to target. If there is no such pair of numbers, then return an empty list

[39, 17, 7, 41, 16, 40, 25, 18, 37, 38, 12, 42, 3, 26, 46, 6, 47, 30, 31, 48], target=35

[17, 18]