#!/usr/bin/perl for (<STDIN>){ for (/([-\d]+)/g) { $a[1] = $a[0] unless $a[1]; } }
>>1 >>1-3 >>1,3 >>1-3,5,9-10 >>000000-000000001 >>289494 >>0-2,99998-100000 >>3,0-3,4,5,6,4,2-8
>>1 1 >>1-3 1 2 3 >>1,3 1 3 >>1-3,5,9-10 1 2 3 5 9 10 >>000000-000000001 0 1 >>289494 99999 >>0-2,99998-100000 0 1 2 99998 99999 >>3,0-3,4,5,6,4,2-83 0 1 2 3 4 5 6 4 2 3 4 5 6 7 8