20 lines
526 B
Python
20 lines
526 B
Python
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sweep = []
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with open("input.txt") as f:
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lines = f.readlines()
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for line in lines:
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sweep.append(int(line))
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comparison = zip(sweep[1:],sweep)
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differences = [(d2 - d1) for d2, d1 in comparison]
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increases = [(d > 0) for d in differences]
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part1 = sum(increases)
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print(part1)
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window = zip(sweep,sweep[1:],sweep[2:])
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sums = [(d1 + d2 + d3) for d1, d2, d3 in window]
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comparison = zip(sums[1:],sums)
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differences = [(d2 - d1) for d2, d1 in comparison]
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increases = [(d > 0) for d in differences]
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part2 = sum(increases)
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print(part2)
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