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, 23, 45, 37, 25, 10, 2, 18, 17, 20, 3, 34, 13, 21, 28, 39, 31, 43, 33, 40], target=100

Answer: []


Question: [4, 49, 44, 23, 41, 21, 38, 13, 28, 25, 12, 18, 39, 43, 24, 16, 3, 26, 14, 1], target=79

Answer: [41, 38]


Question: [20, 19, 46, 23, 6, 7, 48, 29, 2, 28, 45, 4, 35, 17, 5, 36, 39, 10, 1, 21], target=45

Answer:
[28, 17]