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26 lines
695 B
26 lines
695 B
4 years ago
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FIELDS = {
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byr: ->(s) { s =~ /^\d{4}$/ && (1920..2002).cover?(s.to_i) },
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iyr: ->(s) { s =~ /^\d{4}$/ && (2010..2020).cover?(s.to_i) },
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eyr: ->(s) { s =~ /^\d{4}$/ && (2020..2030).cover?(s.to_i) },
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hgt: ->(s) {
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s =~ /^(\d+)(cm|in)$/
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case $2
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when "cm"
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(150..193).cover?($1.to_i)
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when "in"
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(59..76).cover?($1.to_i)
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else
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false
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end
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},
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hcl: ->(s) { s =~ /^#[0-9a-f]{6}$/ },
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ecl: ->(s) { s =~ /^(amb|blu|brn|gry|grn|hzl|oth)$/ },
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pid: ->(s) { s =~ /^\d{9}$/ },
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cid: ->(s) { true },
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}
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puts ARGF.read.split("\n\n").map {|line| line.scan(/(\w+):(\S+)/).to_h }
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.count {|passport|
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FIELDS.map {|k,v| v[passport.fetch(k.to_s, "")] }.all?
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}
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