6 lines
246 B
Python
6 lines
246 B
Python
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nums = [int(l) for l in open("input", "r").read().split("\n") if l]
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msg = nums[25:]
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withpre = [(n, nums[i:i+25]) for (i, n) in enumerate(msg)]
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invalid = [n for (n, pre) in withpre if not any([True for x in pre if (n - x) in pre])]
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print(invalid)
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