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: [22, 11, 10, 30, 41, 24, 6, 1, 20, 8, 26, 28, 29, 27, 42, 33, 35, 49, 15, 5], target=72
Output:
[30, 42]