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
Q: [28, 4, 32, 36, 26, 35, 3, 49, 41, 31, 34, 44, 45, 20, 17, 2, 25, 48, 11, 43], target=27
A: 
[2, 25]