Re: Locate missing number in a series

[Anonymous Monk]

#!/usr/bin/perl
my $id = 0 x 25;
my @leased = ( 17..25, 1..15 );# or however you set them, order not im
+portant
substr($id, $_ - 1, 1) = 1 for @leased;
$id =~ /0/ and print "available $+[0]\n";