sudo apt-get install dcgui
Reading package lists... Done
Building dependency tree       
Reading state information... Done
You might want to run `apt-get -f install' to correct these:
The following packages have unmet dependencies:
  dcgui: Depends: dctc (>= 0.85.8) but it is not going to be installed
  libstdc++6: Depends: gcc-4.1-base (= 4.1.1-21) but 4.1.1-13ubuntu5 is to be installed
E: Unmet dependencies. Try 'apt-get -f install' with no packages (or specify a solution