content: --------------------------------------------------------------------------------
  -- MIT License
  --
  -- Copyright (C) 2023 Duck McSouls <quacksouls [AT] gmail [DOT] com>
  --
  -- Permission is hereby granted, free of charge, to any person obtaining a copy
  -- of this software and associated documentation files (the "Software"), to deal
  -- in the Software without restriction, including without limitation the rights
  -- to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  -- copies of the Software, and to permit persons to whom the Software is
  -- furnished to do so, subject to the following conditions:
  --
  -- The above copyright notice and this permission notice shall be included in
  -- all copies or substantial portions of the Software.
  --
  -- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  -- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  -- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  -- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  -- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  -- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  -- SOFTWARE.
  --------------------------------------------------------------------------------
  
  import Data.Foldable
  import Text.Printf
  
  -- | Print data to standard output.
  myPrint :: (String, Double) -> IO ()
  myPrint (country, weight) = printf "%s: %f\n" country weight
  
  -- | Convert a weight from kilograms to pounds.
  toPound :: Double -> Double
  toPound x = 2.204623 * x
  
  -- | Convert each weight from kilograms to pounds.  Print each result to
  -- standard output.
  main = do
      let female = [73.1, 87.3, 64.6, 78.9]
      let male = [88.4, 93.8, 68.1, 82.7]
      let poundF = map toPound female
      let poundM = map toPound male
      let oceania = ["Aus/NZ", "Polynesia", "Melanesia", "Micronesia"]
      putStrLn "Female average weight (pounds)"
      for_ (zip oceania poundF) myPrint
      putStrLn "\nMale average weight (pounds)"
      for_ (zip oceania poundM) myPrint
  