Help for this page

Select Code to Download

Select or download this

$ perl 1196297.pl 
1|2|3|4|5|6|7|8|9|10
...
1|2|3|4|5|6|7|8|9|10
0|1|2|3|4|5|6|7|8|9
-1|0|1|2|3|4|5|6|7|8