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: [21, 12, 17, 6, 1, 39, 49, 9, 25, 45, 11, 19, 26, 48, 5, 10, 44, 46, 43, 8], target=16

A: [11, 5]
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Q: [34, 25, 36, 40, 21, 2, 12, 32, 16, 13, 18, 17, 28, 1, 33, 26, 38, 4, 37, 49], target=82

A: [33, 49]
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Q: [7, 23, 17, 43, 36, 24, 2, 4, 29, 37, 42, 3, 44, 5, 41, 26, 21, 10, 35, 6], target=91

A:
[]
****