+ if($last_zero) {
+ $zero_sequence += $skipBlocks;
+ } else {
+ $last_zero = true;
+ $zero_sequence = $skipBlocks;
+ }
+ $i+=$skipBlocks;
+ if($zero_sequence > $biggest_zero_sequence) {
+ $biggest_zero_sequence = $zero_sequence;
+ $max_start = $i-($zero_sequence-1);
+ }