$element_count = 0; foreach $element (@CLIQUE_ID_START_LINES) { if ($element != $CLIQUE_ID_START_LINES[-1]) { for my $i ($element..$CLIQUE_ID_START_LINES[$element_count+1]) { push(@{$CLIQUE_DETAILS->[$element_count]}, $VCONFIG[$i]); } $element_count++ }