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]: [11, 30, 12, 43, 28, 31, 17, 13, 46, 7, 34, 39, 2, 32, 27, 19, 22, 38, 14, 49], target=47
[EX A]: [30, 17]

[EX Q]: [42, 29, 12, 38, 31, 17, 15, 1, 14, 23, 8, 5, 20, 34, 21, 47, 4, 49, 24, 19], target=30
[EX A]: [29, 1]

[EX Q]: [29, 6, 2, 15, 49, 13, 36, 44, 43, 21, 1, 30, 10, 23, 12, 48, 41, 47, 32, 39], target=83
[EX A]:
[36, 47]

