噓~

1.first

sudo apt-get install rpm build-essential
sudo apt-get install libstdc++6
sudo apt-get install ia32-libs

2.download intel@Fortran Compiler from

https://registrationcenter.intel.com/RegCenter/AutoGen.aspx?ProductID=1523&AccountID=&EmailID=&ProgramID=&RequestDt=&rm=NCOM&lang=

3.

tar xvzf l_fcompxe_intel64_2011.1.107.tar

cd l_fcompxe_intel64_2011.1.107

sudo ./install.sh

4. cd  /opt/intel/composerxe-2011.1.107

5.  nano .bashrc

the nano editor will open ".bashrc" file,  and

add the following lines at the end of the file:

PATH="/opt/intel/composerxe-2011.1.107:$PATH"
export PATH
LD_LIBRARY_PATH="/opt/intel/composerxe-2011.1.107:$LD_LIBRARY_PATH"
export LD_LIBRARY_PATH

6. now you can use

ifort test.f90

to get a.out