Cilk Installation on Ubuntu
* Download Cilk for Linux / Ubuntu (http://software.intel.com/en-us/articles/download-intel-cilk-sdk/)
* Move the Cilk folder to /usr/local/cilk
Cilk Usage
* Add Cilk to your search path by typing "PATH=/usr/local/cilk/bin:$PATH"
* Compile <prog>.cilk, type: cilk++ <prog>.cilk -O1 -g -lcilkutil -o <prog>
* Run <prog>, type: ./<prog>