+ (or new-count "-"))
+ (cond ((and old new)
+ (let ((add-count 0) (sub-count 0))
+ (diff+note!
+ old new
+ (lambda (subs)
+ (set! sub-count (length subs)))
+ (lambda (adds)
+ (set! add-count (length adds)))
+ (lambda () #t))
+ (format #t "~5@D ~5@D : ~5@D"
+ add-count (- sub-count) delta)))
+ (else
+ (format #t "~5@A ~5@A : ~5@A" "-" "-" "-")))
+ (format #t " ~A\n" group)))