Instructions: 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: [46, 35, 1, 11, 45, 23, 26, 22, 37, 43, 18, 40, 4, 36, 39, 20, 16, 28, 5, 2], target=58
Output:
[35, 23]