or download this
Use of uninitialized value in numeric comparison (<=>) at top2.pl line
+ 11.
Use of uninitialized value in numeric comparison (<=>) at top2.pl line
+ 11.
...
Use of uninitialized value in numeric comparison (<=>) at top2.pl line
+ 11.
0 0 0 0 0
Attempt to free unreferenced scalar.