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

Input: Consider Input: [39, 30, 17, 47, 19, 23, 44, 5, 20, 1, 8, 42, 48, 11, 34, 6, 26, 13, 18, 4], target=43

Output: [23, 20]

Input: Consider Input: [10, 6, 3, 21, 4, 13, 2, 16, 41, 17, 26, 39, 37, 31, 29, 18, 15, 9, 45, 47], target=87

Output: []

Input: Consider Input: [43, 48, 13, 35, 22, 3, 24, 23, 47, 2, 33, 29, 30, 44, 34, 14, 5, 12, 40, 19], target=33
Output: [3, 30]