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]: [36, 21, 35, 24, 5, 28, 44, 23, 40, 10, 29, 11, 8, 48, 20, 47, 37, 2, 22, 4], target=41
[EX A]: [36, 5]

[EX Q]: [8, 34, 44, 22, 20, 41, 49, 46, 18, 13, 47, 11, 15, 38, 42, 3, 48, 17, 4, 14], target=18
[EX A]: [15, 3]

[EX Q]: [33, 32, 13, 25, 2, 22, 41, 44, 47, 14, 31, 9, 27, 4, 18, 12, 15, 35, 46, 45], target=36
[EX A]:
[22, 14]