Definition: 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
Input: [17, 37, 49, 29, 8, 30, 48, 14, 42, 7, 1, 36, 38, 25, 47, 4, 2, 16, 34, 3], target=25
Output:
[17, 8]