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]: [35, 31, 33, 45, 20, 30, 17, 25, 18, 49, 10, 16, 8, 44, 48, 21, 37, 13, 5, 27], target=99
[A]: []


[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]: [34, 25, 11, 36, 15, 4, 18, 39, 2, 31, 22, 28, 41, 42, 35, 30, 8, 20, 23, 29], target=48
[A]:
[18, 30]