KTH Challenge 2011, sponsored by Itello


Technical information

Image by aussiegall.

Contest system

We will use Kattis contest system. You can read the team guide from the World Finals. The difference is that we don't provide a submit script and the server runs on a different hardware than what you have.

Languages: compilers

  • C: gcc version 4.4.3
  • C++: g++ version 4.4.3
  • Java: Sun JDK version 1.6.0_20


Ubuntu Linux running GNOME desktop environment.

Keyboards have Swedish layout. You can change keyboard layout in the menu or with the commands "setxkbmap se" and "setxkbmap us" for Swedish and US layout respectively.

You may bring your own keyboard.


The following editors and IDEs will be available.

  • ed – the standard text editor
  • vim/gvim 7.2
  • emacs/xemacs 23.1
  • Eclipse 3.5
  • NetBeans 6.8
  • gedit 2.30
  • nano 2.2

Terminal emulators

  • xterm
  • GNOME terminal


  • gdb 7.1
  • valgrind 3.6
  • ddd 3.3


The following documentation will be available in a web browser on your computer during the contest.

Last modified: 2011-04-09