diff options
Diffstat (limited to 'dbc.lsp')
| -rw-r--r-- | dbc.lsp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/dbc.lsp b/dbc.lsp index 3429896..48f1d6f 100644 --- a/dbc.lsp +++ b/dbc.lsp @@ -3,8 +3,10 @@ ;; (set-dynamic *use-contract* nil) (defcontract average-of-absolutes (values) (:in () - (> (length values) 0)) + (assure <list> values) + (> (length values) 0)) ; Redundant? (:out (res) + (assure <integer> res) (>= res 0)) (quotient (reduce #'+ (map '<list> #'abs values)) (length values))) ;; (average-of-absolutes '(1 3)) |