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#!/usr/bin/env ruby
require 'zipf'
f1 = ReadFile.new ARGV[0]
f2 = ReadFile.new ARGV[1]
d1 = {}
d2 = {}
a1 = []
a2 = []
while line1 = f1.gets
line1.strip!
line2 = f2.gets
if line2 == nil then line2 = "" end
line2.strip!
if !d1.include? line1 and !d2.include? line2
a1 << line1
a2 << line2
end
d1[line1] = true
d1[line2] = true
end
o1 = WriteFile.new ARGV[0]+".out"
o2 = WriteFile.new ARGV[1]+".out"
a1.each_with_index { |line1,i|
o1.write line1 + "\n"
o2.write a2[i] + "\n"
}
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