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]: [6, 1, 31, 43, 36, 5, 18, 30, 2, 41, 34, 15, 40, 4, 10, 13, 48, 49, 12, 38], target=26
[A]: []


[Q]: [11, 24, 23, 13, 6, 43, 8, 48, 28, 5, 4, 16, 49, 34, 27, 38, 47, 40, 37, 41], target=29
[A]: [23, 6]


[Q]: [29, 43, 24, 10, 27, 1, 16, 47, 48, 35, 13, 39, 33, 37, 23, 21, 9, 19, 3, 5], target=45
[A]:
[29, 16]