You will be given a definition of a task first, then some input of the task.
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

[43, 48, 13, 35, 22, 3, 24, 23, 47, 2, 33, 29, 30, 44, 34, 14, 5, 12, 40, 19], target=33
Output:
[3, 30]