笔记参考资料：http://www.learncpp.com/
1.high languages：C,C++,Pascal,Java,Javascript,Perl...
compiling process:
high-level language code --> compiler --> executable --> cpu -->program results
interpretation process:
high-level language code --> interpreter --> cpu --> program results
2."compiled lanaguge" : C，C++,Pascal..
3."scripting languages" ：Perl,Javascript..
4."mixed languages" : Java..