c:\test>perl tilly.pl -1 -2 -3 -4 -5 -6 -7 -8 -9
Start: 0
End: -1
Sum: 0
Numbers:

##</code><code>##

c:\test>tilly -1 -2 -3 -4 -5 -6 -7 -8 -9
Start: 5
End: 11
Sum: 26
Numbers: 5 8 4 4 -3 5 3