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

[EX Q]: [10, 14, 27, 9, 46, 30, 17, 34, 31, 26, 7, 16, 47, 11, 22, 25, 36, 44, 23, 42], target=85
[EX A]: []

[EX Q]: [23, 31, 4, 40, 8, 2, 1, 19, 5, 26, 11, 9, 30, 12, 16, 35, 27, 29, 48, 25], target=18
[EX A]: [2, 16]

[EX Q]: [45, 13, 46, 43, 35, 5, 19, 11, 3, 39, 20, 41, 6, 49, 33, 28, 38, 2, 27, 23], target=41
[EX A]:
[35, 6]