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
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Question: [22, 47, 1, 4, 25, 36, 46, 20, 42, 29, 26, 38, 21, 6, 17, 33, 41, 35, 48, 18], target=55

Answer: [29, 26]


Question: [1, 40, 29, 10, 12, 21, 47, 28, 49, 38, 13, 26, 42, 25, 15, 11, 44, 4, 43, 23], target=16

Answer: [1, 15]


Question: [33, 41, 18, 39, 1, 26, 19, 28, 4, 34, 22, 44, 25, 29, 21, 27, 24, 42, 48, 3], target=24

Answer:
[21, 3]