Terminal
 

How i can type my c program in terminal with highlighted text.

You can use vim, pico, nano and probably vi (I never used, so I am not sure), but for small programs I prefer "mcedit" from Midnight Commander.

There are many text-editors for the command line that support syntax highlighting, like vi(m), emacs, nano, joe, ... .
Just try a few and see what fits you best.

To enable syntax highlighting in Vim, add that to you .vimrc:

Or you can type:

while using Vim to enable syntax highlighting.

thankuuuu, i install vim and its work fine.

i install vim and now it works fine thankuuuuuuuu.