or download this
#! perl -slw
use strict;
...
3,1,3,0,0,3,1,7,3,8
0,6,7,0,8,9,4,8,4,8
0,2,0,3,7,4,6,8,4,5
or download this
[19:42:44.71] c:\test>head -2 896650.dat
357,67,815,493,516,302,810,899,672,91,542,795,527,429,217,502,811,554,
+345,312,689,336,710,194,778,869,711,413,402,313,960,351,264,511,558,3
+01,184,414,955,528,44,839,786,363,629,599,611,623,488,534,948,140,489
+,474,511,662,217,665,58,930,879,683,764,203,863,384,509,5,612,903,0,3
+82,969,240,130,460,652,474,478,562,7,117,360,688,702,657,329,626,521,
+808,547,477,903,510,913,883,398,201,375,729
...
All lines are unique using a combination of fields:[ 0 1 2 ]
[19:55:10.04] c:\test>