22 lines
392 B
Ruby
22 lines
392 B
Ruby
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QUIT = 99999
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num = nil
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count = 0
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avg = 0.0
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loop do
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begin
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print "Enter rainfall int, #{QUIT} to quit: "
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input = gets
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num = Integer(input)
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rescue ArgumentError
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puts "Invalid input #{input}"
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redo
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end
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break if num == QUIT
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count += 1
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inv_count = 1.0/count
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avg = avg + inv_count*num - inv_count*avg
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end
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puts "#{count} numbers entered, averaging #{average}"
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