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: [17, 30, 8, 1, 12, 26, 35, 3, 37, 39, 38, 11, 14, 16, 6, 40, 25, 19, 42, 4], target=77

A: [39, 38]
****
Q: [35, 27, 26, 16, 8, 44, 33, 38, 42, 37, 28, 43, 39, 25, 12, 14, 31, 24, 7, 49], target=57

A: [43, 14]
****
Q: [20, 34, 39, 26, 35, 12, 13, 27, 44, 38, 49, 32, 28, 42, 18, 25, 22, 2, 8, 37], target=84

A:
[35, 49]
****