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]: [16, 37, 21, 3, 22, 31, 30, 35, 25, 41, 48, 7, 15, 27, 38, 33, 46, 12, 28, 1], target=57
[EX A]: [22, 35]

[EX Q]: [44, 15, 35, 40, 16, 48, 21, 8, 27, 30, 41, 14, 11, 33, 13, 24, 7, 22, 9, 47], target=12
[EX A]: []

[EX Q]: [10, 6, 3, 21, 4, 13, 2, 16, 41, 17, 26, 39, 37, 31, 29, 18, 15, 9, 45, 47], target=87
[EX A]: