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: [9, 30, 31, 16, 32, 11, 20, 35, 25, 1, 3, 46, 29, 19, 10, 41, 49, 39, 15, 27], target=28

Answer: [25, 3]

Question: [26, 44, 13, 17, 14, 42, 35, 16, 27, 33, 36, 4, 30, 37, 15, 11, 9, 24, 22, 45], target=76

Answer: []

Question: [34, 24, 1, 33, 20, 13, 21, 23, 11, 6, 26, 31, 38, 35, 40, 2, 4, 3, 27, 25], target=68

Answer:
[33, 35]