programming PASCAL sundials sun dials
ADA  free ADA system is available here (read notes first)

                   USEFUL ADA LINKS ARE HERE

                          http://en.wikipedia.org/wiki/Ada_(programming_language)

                           http://www.dmoz.org/Computers/Programming/Languages/Ada/Code_Samples/

                          http://www.cs.fit.edu/~ryan/ada/programs/

                           http://www.adahome.com/Tutorials/
                                  http://www.adahome.com/Tutorials/Lovelace

My notes, a simple HULLO WORLD, and a simple tabular horizontal
dial program is here. This program shows
integer, floating point, and fixed point (real) numbers.

Verified with the 2013 version of ADA, and the notes in the
zip file are substantially the same. Again, I have made no effort
to use "adagraph" (the graphics system usable in the ADA
system discussed in the notes.
A D A
download Programming Shadows, it
is free, and has many hints to get
you up to speed on many languages