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55 lines
1.2 KiB
55 lines
1.2 KiB
9 years ago
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replacements, molecule = DATA.read.chomp.split("\n\n")
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replacements = replacements.scan(/(\w+) \=> (\w+)/)
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puts replacements.flat_map {|k,v|
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m = molecule.split(k, -1)
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(0...m.size-1).map {|i|
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m[0..i].join(k) + v + m[i+1..-1].join(k)
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}
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}.uniq.size
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__END__
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Al => ThF
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Al => ThRnFAr
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B => BCa
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B => TiB
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B => TiRnFAr
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Ca => CaCa
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Ca => PB
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Ca => PRnFAr
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Ca => SiRnFYFAr
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Ca => SiRnMgAr
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Ca => SiTh
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F => CaF
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F => PMg
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F => SiAl
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H => CRnAlAr
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H => CRnFYFYFAr
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H => CRnFYMgAr
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H => CRnMgYFAr
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H => HCa
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H => NRnFYFAr
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H => NRnMgAr
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H => NTh
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H => OB
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H => ORnFAr
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Mg => BF
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Mg => TiMg
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N => CRnFAr
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N => HSi
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O => CRnFYFAr
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O => CRnMgAr
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O => HP
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O => NRnFAr
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O => OTi
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P => CaP
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P => PTi
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P => SiRnFAr
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Si => CaSi
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Th => ThCa
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Ti => BP
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Ti => TiTi
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e => HF
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e => NAl
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e => OMg
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CRnCaSiRnBSiRnFArTiBPTiTiBFArPBCaSiThSiRnTiBPBPMgArCaSiRnTiMgArCaSiThCaSiRnFArRnSiRnFArTiTiBFArCaCaSiRnSiThCaCaSiRnMgArFYSiRnFYCaFArSiThCaSiThPBPTiMgArCaPRnSiAlArPBCaCaSiRnFYSiThCaRnFArArCaCaSiRnPBSiRnFArMgYCaCaCaCaSiThCaCaSiAlArCaCaSiRnPBSiAlArBCaCaCaCaSiThCaPBSiThPBPBCaSiRnFYFArSiThCaSiRnFArBCaCaSiRnFYFArSiThCaPBSiThCaSiRnPMgArRnFArPTiBCaPRnFArCaCaCaCaSiRnCaCaSiRnFYFArFArBCaSiThFArThSiThSiRnTiRnPMgArFArCaSiThCaPBCaSiRnBFArCaCaPRnCaCaPMgArSiRnFYFArCaSiThRnPBPMgAr
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