| line | !l | l&&!r | l&&r | condition | 
 
| 349 | 6 | 0 | 0 | $thr =~ /\.thr\.txt$/ and -f $thr | 
 
| 460 | 0 | 0 | 3 | defined $1 and not defined $2 | 
 
| 739 | 0 | 0 | 0 | $initial =~ /[a-zA-Z]/ and -f "$dir_archive_top/$initial/$stub" | 
 
| 988 | 45 | 0 | 0 | defined $subject_constant and $thread =~ /^$subject_constant\s+(.*)/ | 
 
| 1205 | 0 | 0 | 2 | exists ${$dateref;}{'year'} and exists ${$dateref;}{'month'} | 
 
|  | 0 | 0 | 2 | exists ${$dateref;}{'year'} and exists ${$dateref;}{'month'} and exists ${$dateref;}{'day'} | 
 
| 1212 | 0 | 0 | 2 | 1 <= ${$dateref;}{'month'} and ${$dateref;}{'month'} <= 12 | 
 
| 1240 | 0 | 0 | 2 | ${$dateref;}{'day'} >= 1 and ${$dateref;}{'day'} <= 28 | 
 
|  | 0 | 0 | 0 | $month31{${$dateref;}{'month'}} and ${$dateref;}{'day'} >= 29 | 
 
|  | 0 | 0 | 0 | $month31{${$dateref;}{'month'}} and ${$dateref;}{'day'} >= 29 and ${$dateref;}{'day'} <= 31 | 
 
|  | 0 | 0 | 0 | $month30{${$dateref;}{'month'}} and ${$dateref;}{'day'} >= 29 | 
 
|  | 0 | 0 | 0 | $month30{${$dateref;}{'month'}} and ${$dateref;}{'day'} >= 29 and ${$dateref;}{'day'} <= 30 | 
 
|  | 0 | 0 | 0 | ${$dateref;}{'month'} == 2 and ${$dateref;}{'day'} == 29 | 
 
|  | 0 | 0 | 0 | ${$dateref;}{'month'} == 2 and ${$dateref;}{'day'} == 29 and ${$dateref;}{'year'} % 400 == 0 || ${$dateref;}{'year'} % 100 != 0 && ${$dateref;}{'year'} % 4 == 0 | 
| line | l | !l&&r | !l&&!r | condition | 
 
| 516 | 0 | 0 | 0 | $thrfile || warn("having trouble deleting ${thrfile}: $!") | 
 
| 1037 | 0 | 0 | 0 | @nextparts == 3 or @nextparts == 4 | 
 
| 1091 | 0 | 0 | 0 | @nextparts == 5 or @nextparts == 6 | 
 
|  | 0 | 0 | 0 | @nextparts == 7 or @nextparts == 8 | 
 
| 1240 | 2 | 0 | 0 | ${$dateref;}{'day'} >= 1 and ${$dateref;}{'day'} <= 28 or $month31{${$dateref;}{'month'}} and ${$dateref;}{'day'} >= 29 and ${$dateref;}{'day'} <= 31 | 
 
|  | 0 | 0 | 0 | ${$dateref;}{'day'} >= 1 and ${$dateref;}{'day'} <= 28 or $month31{${$dateref;}{'month'}} and ${$dateref;}{'day'} >= 29 and ${$dateref;}{'day'} <= 31 or $month30{${$dateref;}{'month'}} and ${$dateref;}{'day'} >= 29 and ${$dateref;}{'day'} <= 30 | 
 
|  | 0 | 0 | 0 | ${$dateref;}{'year'} % 400 == 0 || ${$dateref;}{'year'} % 100 != 0 && ${$dateref;}{'year'} % 4 == 0 | 
 
|  | 0 | 0 | 0 | ${$dateref;}{'day'} >= 1 and ${$dateref;}{'day'} <= 28 or $month31{${$dateref;}{'month'}} and ${$dateref;}{'day'} >= 29 and ${$dateref;}{'day'} <= 31 or $month30{${$dateref;}{'month'}} and ${$dateref;}{'day'} >= 29 and ${$dateref;}{'day'} <= 30 or ${$dateref;}{'month'} == 2 and ${$dateref;}{'day'} == 29 and ${$dateref;}{'year'} % 400 == 0 || ${$dateref;}{'year'} % 100 != 0 && ${$dateref;}{'year'} % 4 == 0 |