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

SOLUTION: [43, 14]

PROBLEM: [11, 24, 23, 13, 6, 43, 8, 48, 28, 5, 4, 16, 49, 34, 27, 38, 47, 40, 37, 41], target=29

SOLUTION: [23, 6]

PROBLEM: [16, 9, 30, 36, 4, 45, 26, 33, 46, 29, 32, 37, 34, 41, 19, 24, 38, 49, 47, 20], target=52

SOLUTION:
[16, 36]