command-line php solution if (!file_exists($argv[1])) exit; [EMAIL PROTECTED]($argv[1]);
foreach($input as $line) { $numbers = split(" ",$line); $size = count($numbers); for($i=0;$i<$size;$i++) { $curr = $numbers[$i]; if ($last) { $diff = abs($last - $curr); if ($diff > $size) { printf("not a match\n"); break; } } $last = $curr; if ($size - 1 == $i) printf("match\n"); } } /* PLUG: http://plug.org, #utah on irc.freenode.net Unsubscribe: http://plug.org/mailman/options/plug Don't fear the penguin. */