20 lines
400 B
Python
20 lines
400 B
Python
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def main() -> None:
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# Config
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arr = [-1, 2, 3, 4, 7]
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n = 5
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# Main code
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some_dict = {}
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for index in range(len(arr)):
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key = n - arr[index]
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if some_dict.get(key) is not None:
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print(some_dict[key], index)
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break
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if some_dict.get(arr[index]) is None:
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some_dict[arr[index]] = index
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if __name__ == "__main__":
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main()
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