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]: [38, 16, 6, 20, 32, 28, 26, 40, 3, 36, 15, 29, 30, 19, 47, 10, 23, 39, 4, 25], target=67
[A]: [38, 29]


[Q]: [23, 37, 11, 40, 35, 30, 43, 15, 47, 10, 16, 41, 4, 32, 6, 38, 44, 26, 7, 49], target=66
[A]: [23, 43]


[Q]: [9, 30, 31, 16, 32, 11, 20, 35, 25, 1, 3, 46, 29, 19, 10, 41, 49, 39, 15, 27], target=28
[A]:
[25, 3]