##-
# Author: Brian Tiffin
# Dedicated to the public domain
#
# Date: October 2016
# Modified: 2016-10-13/23:00-0400
##+
#
# sqrt.icn, demonstrate square root function
#
procedure main()
    every r := 4 | 2 | 1 | 0.5 | 0.25 | 0 | -1 do
        write(r, " ", sqrt(r))
end