Lau Jensen had put up another nice post. I am sure it was just for fun, and not really, really comparing all the three languages.
Anyways heres my solution to the same Euler Problem no. 25
Programming and Other Bits
git clone git://github.com/adityo/dot-emacs.git
sudo apt-get install emacs-snapshot-gtk
echo "Emacs.font: Monospace-10" > .Xresources