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: [46, 4, 11, 32, 3, 49, 47, 21, 1, 33, 34, 2, 42, 29, 39, 38, 41, 25, 45, 17], target=11

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

A: [1, 15]
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Q: [29, 23, 1, 43, 39, 31, 6, 44, 40, 20, 45, 19, 10, 21, 16, 34, 14, 26, 36, 12], target=47

A:
[31, 16]
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