27 lines
388 B
Ruby
27 lines
388 B
Ruby
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require 'thread'
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counts = Queue.new
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lines = Queue.new
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reader = Thread.new do
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begin
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File.foreach("input.txt") { |line| lines << line }
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lines << :EOF
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puts "Printed #{counts.pop} lines."
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ensure
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lines << nil
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end
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end
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# writer
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count = 0
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while line = lines.pop
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case line
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when String
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print line
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count += 1
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when :EOF
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counts << count
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end
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end
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reader.join
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