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: [16, 42, 44, 30, 20, 19, 12, 48, 21, 34, 5, 4, 46, 49, 25, 8, 9, 35, 28, 17], target=90
Example Output: [42, 48]

Example Input: [38, 44, 2, 35, 26, 12, 21, 41, 46, 24, 25, 33, 17, 29, 1, 13, 6, 32, 23, 20], target=51
Example Output: [26, 25]

Example Input: [16, 19, 21, 23, 15, 14, 4, 38, 41, 35, 27, 17, 43, 13, 34, 24, 31, 7, 20, 47], target=58
Example Output:
[23, 35]