Created
February 10, 2024 01:21
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Return all the combinations of a set of characters. ['A', 'B', 'C'], 2 -> AA, AB, AC, BA, BB, BC, CA, CB, CC
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| def combinations(letters: list, length: int = 4, string = '', result = []) -> list[str]: | |
| if length == len(string): | |
| result.append(string) | |
| return | |
| for letter in letters: | |
| combinations(letters, length, string + letter, result) | |
| return result |
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