13 lines
277 B
Python
13 lines
277 B
Python
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num = int(input())
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snowflakes = {}
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for i in range(num):
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snowflake = sum(int(x) for x in input().split(" "))
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if snowflake in snowflakes:
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print("Twin snowflakes found.")
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quit()
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snowflakes[snowflake] = True
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print("No two snowflakes are alike.")
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