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@ -1,8 +1,33 @@
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require "letters"
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class Sue
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MATCHERS = Hash.new("==")
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%w[ cats trees ].each do |key|
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MATCHERS[key] = ?>
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end
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%w[pomeranians goldfish ].each do |key|
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MATCHERS[key] = ?<
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end
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attr_reader *%i[ properties ]
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def initialize(properties)
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@properties = properties
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end
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def match?(facts)
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facts.select {|k,_| properties.keys.include?(k) }
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.all? {|k,v| properties[k].send(MATCHERS[k], v) }
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end
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end
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regex = /Sue (\d+): (.*)/
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regex = /Sue (\d+): (.*)/
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sues = Hash[DATA.read.scan(regex).map { |attrs|
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sues = Hash[DATA.read.scan(regex).map { |attrs|
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[attrs[0], Hash[attrs[1].split(", ").map {|i| i.split(": ") }]]
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[attrs[0].to_i, Sue.new(Hash[attrs[1].split(", ")
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.map {|i| i.split(": ") }
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.map {|k,v| [k,v.to_i] }])]
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}]
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}]
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facts = Hash[<<FACTS.split("\n").map {|i| i.split(": ") }]
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facts = Hash[<<FACTS.split("\n").map {|i| i.split(": ") }.map {|k,v| [k,v.to_i] }]
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children: 3
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children: 3
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cats: 7
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cats: 7
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samoyeds: 2
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samoyeds: 2
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@ -15,15 +40,7 @@ cars: 2
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perfumes: 1
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perfumes: 1
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FACTS
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FACTS
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facts_gt = Hash[%w[ cats trees ].map {|k| [k,facts[k]] }]
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puts sues.select {|i,sue| sue.match?(facts) }
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facts_lt = Hash[%w[ pomeranians goldfish ].map {|k| [k,facts[k]] }]
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%w[ cats trees pomeranians goldfish ].each {|k| facts.delete(k) }
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puts sues.select {|sue,data|
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facts.select {|k,_| data.keys.include?(k) }.all? {|k,v| data[k] == v } &&
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facts_gt.select {|k,_| data.keys.include?(k) }.all? {|k,v| data[k] > v } &&
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facts_lt.select {|k,_| data.keys.include?(k) }.all? {|k,v| data[k] < v }
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}
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__END__
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__END__
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Sue 1: goldfish: 9, cars: 0, samoyeds: 9
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Sue 1: goldfish: 9, cars: 0, samoyeds: 9
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