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]: [42, 7, 8, 49, 34, 48, 36, 22, 21, 28, 23, 38, 47, 31, 27, 6, 4, 5, 1, 29], target=67
[A]: [36, 31]


[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]


[Q]: [34, 24, 1, 33, 20, 13, 21, 23, 11, 6, 26, 31, 38, 35, 40, 2, 4, 3, 27, 25], target=68
[A]:
[33, 35]


