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

Example Input: [42, 7, 8, 49, 34, 48, 36, 22, 21, 28, 23, 38, 47, 31, 27, 6, 4, 5, 1, 29], target=67
Example Output: [36, 31]

Example Input: [16, 9, 30, 36, 4, 45, 26, 33, 46, 29, 32, 37, 34, 41, 19, 24, 38, 49, 47, 20], target=52
Example Output: [16, 36]

Example Input: [47, 5, 4, 13, 8, 25, 39, 37, 26, 43, 18, 15, 31, 33, 35, 34, 44, 32, 9, 16], target=61
Example Output:
[43, 18]