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]: [47, 24, 18, 7, 3, 35, 9, 21, 20, 30, 13, 44, 23, 17, 29, 46, 36, 6, 25, 4], target=54
[EX A]: [47, 7]

[EX Q]: [49, 32, 34, 6, 33, 31, 27, 25, 30, 12, 37, 26, 23, 45, 3, 38, 47, 22, 36, 5], target=79
[EX A]: [49, 30]

[EX Q]: [39, 23, 7, 28, 26, 41, 45, 31, 19, 22, 43, 14, 48, 44, 18, 5, 8, 40, 12, 37], target=78
[EX A]:
[41, 37]

