u= [4,7,5,2,3,9];u.sort();System.out.println(u);
Standard input is empty
Standard output is empty
Traceback (most recent call last): File "./prog.py", line 3, in <module> NameError: name 'System' is not defined
The brand new service which powers Ideone!
Widget for compiling and running the source code in a web browser!