53 lines
1.4 KiB
Python
53 lines
1.4 KiB
Python
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import re
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input = []
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with open('day4_input.txt', 'r') as f:
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passport = []
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for line in f.readlines():
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if len(line.strip()) == 0:
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input.append(passport)
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passport = []
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else:
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passport += line.strip().split()
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input.append(passport)
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passports = list()
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p = dict()
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for passport in input:
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for kv in passport:
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k,v = kv.split(':')
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if k != 'cid':
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p[k] = v
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passports.append(p)
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p = dict()
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def test_hgt(x):
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if x[-2:] == 'cm':
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hgt = int(x[:-2])
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return hgt >= 150 and hgt <= 193
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elif x[-2:] == 'in':
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hgt = int(x[:-2])
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return hgt >= 59 and hgt <= 76
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else:
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return False
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valid = 0
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keys = {
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'byr': lambda x: re.fullmatch(r'\d{4}', x) and int(x) >= 1920 and int(x) <= 2002,
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'iyr': lambda x: re.fullmatch(r'\d{4}', x) and int(x) >= 2010 and int(x) <= 2020,
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'eyr': lambda x: re.fullmatch(r'\d{4}', x) and int(x) >= 2010 and int(x) <= 2030,
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'hgt': test_hgt,
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'hcl': lambda x: re.fullmatch(r'#[0-9a-f]{6}', x),
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'ecl': lambda x: re.fullmatch(r'(amb|blu|brn|gry|grn|hzl|oth)', x),
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'pid': lambda x: re.fullmatch(r'\d{9}', x)
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}
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for passport in passports:
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if passport.keys() == keys.keys():
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val = True
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for k,v in keys.items():
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val = val and v(passport[k])
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if val:
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valid += 1
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print(valid)
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