#BMI class for learning purposes by Victor Vadelius
#2013-06-07

class Bmi
    print ("What's your name?")
   name = gets.chomp
    print ("How tall are you? (In centimeters)")
  height = gets.to_f
    print ("How much do you weigh? (In kilograms)")
  weight = gets.to_f
    print ("How old are you?")
  age = gets.chomp

  printf ("Summary so far: Your name is #{name}. You are #{height} cm's tall & you weigh #{weight} kg's. You are #{age} years of age.")
    bmi =  weight / (height*height)
  print ("\n Your BMI is: #{10000*bmi}")
  if bmi <= 19
    print ("You are underweight, EAT MORE!")
  elsif bmi > 19 && bmi <= 25
    print ("You are in the ideal weight range.")
  elsif bmi > 25
    print ("You are overweight, go exercise!")
  else
    print ("Something went terribly wrong")
  end
end