Suggest a better way to make online coding contest website

Question

Hello

i want to develop a online coding contest website on which a user select a programming

language(c,c++,java) then writes it's code and then click on compile and it's code get

compiled and the output will be shown(with errors if any)?

so my question is that:

is there any existing framework or a already developed solution from which i can get help

in compilation of my code online?

i am using PHP,mysql and javascript.

Answer 1

You should look at Codepad

Their About page lists some details of how they achieve the site: http://codepad.org/about