def parse_day7_input(filename='input-d7.txt'):
line_re = re.compile('^(?P<name>.+?) \((?P<weight>\d+)\)(?: -> (?P<children>.+))?$')
data = list(read_input(
filename,
record_processor=compose(
line_re.match,
lambda m: m.groupdict(),
lambda m: dict(
m,
weight=int(m['weight']),
children=(m['children'].split(', ') if m['children'] else []),
),
),
record_postvalidator=yes,
))
return data
from aoclib import read_input, yes, split_by_whitespace, compose, imap
from day6lib import reallocate
initial_banks = list(
read_input(
'input-d6.txt',
record_processor=compose(split_by_whitespace, imap(int), list),
record_postvalidator=yes,
))[0]
allocations, final_banks = reallocate(initial_banks)
print(len(allocations))
from aoclib import read_input, split_by_whitespace, compose, imap
all_passphrases = list(read_input(
'input-d4.txt',
record_processor=compose(split_by_whitespace),
))
valid_passphrases = [
phrase
for phrase
in all_passphrases
if len(set(phrase)) == len(phrase)
]
print(len(valid_passphrases), len(all_passphrases))