$a = 123;
$b = 3;
say $a * $b; # prints 369
say $a x $b; # prints 123123123
C:\WinDDK\7600.16385.1\Tools\devcon\amd64\devcon.exe remove =DiskDrive
C:\WinDDK\7600.16385.1\Tools\devcon\amd64\devcon.exe remove =hdc
C:\WinDDK\7600.16385.1\Tools\devcon\amd64\devcon.exe remove *