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: [36, 18, 12, 48, 39, 30, 19, 1, 34, 21, 17, 49, 44, 37, 47, 6, 26, 2, 28, 23], target=29

[12, 17]