Cool and simple ideas needed!

[Philipp Hachtmann]

Hi,

> Generate some digits of pi... 
That's a good idea. That way I can use the full "power" of the FORTRAN 
IV math library..... :-)

or generate permutations in minimal
> change (gray code) order is fun.
I could write a converter program. The same task in VHDL on a FPGA was 
my task at the university last week!


> Good question though... "hello world" gives you no feel for the
> machine whatsoever. Need to make the computer compute...
Yes. Hello world says hello world and asks for name, does this and that. 
I'm looking for some impressive and easy to implement toys.

Philipp :-)