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: [42, 29, 12, 38, 31, 17, 15, 1, 14, 23, 8, 5, 20, 34, 21, 47, 4, 49, 24, 19], target=30

Answer: [29, 1]


Question: [7, 35, 6, 37, 17, 4, 45, 9, 39, 24, 41, 23, 31, 28, 3, 10, 27, 33, 32, 20], target=65

Answer: [24, 41]


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

Answer:
[]


