33 lines
805 B
Python
33 lines
805 B
Python
import re
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from solutions import BaseSolution
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class Solution(BaseSolution):
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input_file = "09.txt"
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def __str__(self):
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return "Day 9: Stream Processing"
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def solve(self, puzzle_input):
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level = 0
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groups = []
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stream = re.sub(r"!.", "", puzzle_input)
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stream = re.sub(r"<[^>]*>", "", stream)
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for c in stream:
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if c == "{":
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level += 1
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if c == "}":
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groups.append(level)
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level -= 1
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return sum(groups)
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def solve_again(self, puzzle_input):
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stream = re.sub(r"!.", "", puzzle_input)
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garbage = re.findall(r"<([^>]*)>", stream)
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return sum([len(g) for g in garbage])
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if __name__ == "__main__":
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solution = Solution()
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solution.show_results()
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