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

Q: [44, 26, 23, 49, 1, 14, 45, 2, 27, 34, 20, 12, 16, 36, 3, 6, 21, 4, 35, 9], target=100

A: []
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Q: [35, 6, 11, 14, 7, 30, 45, 15, 37, 20, 21, 43, 13, 27, 17, 38, 31, 29, 22, 4], target=37

A: [7, 30]
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Q: [6, 1, 31, 43, 36, 5, 18, 30, 2, 41, 34, 15, 40, 4, 10, 13, 48, 49, 12, 38], target=26

A:
[]
****