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
--------
Question: [12, 25, 42, 28, 41, 20, 2, 22, 27, 33, 24, 9, 35, 47, 32, 39, 45, 36, 14, 31], target=53

Answer: [25, 28]


Question: [15, 1, 3, 11, 8, 40, 4, 21, 17, 30, 23, 9, 45, 5, 25, 18, 42, 39, 22, 2], target=38

Answer: [21, 17]


Question: [47, 6, 11, 42, 37, 18, 29, 19, 25, 4, 10, 44, 23, 9, 5, 21, 30, 31, 1, 49], target=100

Answer: