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: [30, 23, 17, 7, 48, 3, 47, 46, 6, 33, 14, 36, 44, 41, 35, 40, 5, 15, 49, 22], target=31

[17, 14]