41 lines
1 KiB
Python
41 lines
1 KiB
Python
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#!/usr/bin/env python3
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def validate_report(levels):
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inc = True
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dec = True
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for i in range(0, len(levels) - 1):
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curr = levels[i]
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nxt = levels[i + 1]
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if inc and (curr == nxt or curr < nxt or curr > nxt + 3):
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inc = False
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if dec and (curr == nxt or curr > nxt or curr < nxt - 3):
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dec = False
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if inc or dec:
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return True
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return False
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def dampened_reports(levels):
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if validate_report(levels):
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return True
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valid_if_dampened = False
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for i in range(0, len(levels)):
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if validate_report(levels[:i] + levels[i + 1:]):
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valid_if_dampened = True
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break
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return valid_if_dampened
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reports = []
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with open("./2024/inputs/day02.txt") as f:
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reports = f.readlines()
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levels = [[int(n) for n in x.strip().split(" ")] for x in reports]
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safe_reports = [x for x in levels if validate_report(x)]
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print(len(safe_reports))
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dampened_reports = [x for x in levels if dampened_reports(x)]
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print(len(dampened_reports))
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