13 lines
249 B
Python
13 lines
249 B
Python
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with open("input") as f:
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content = [int(x.strip()) for x in f]
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content.sort()
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diffs = []
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for i in range(len(content) -1 ):
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diffs.append(content[i+1] - content[i])
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ones = diffs.count(1) + 1
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threes = diffs.count(3) + 1
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print(ones * threes)
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