Definition: 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: [35, 38, 44, 37, 28, 18, 9, 6, 42, 7, 15, 45, 43, 24, 22, 21, 23, 2, 39, 19], target=58

[39, 19]