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-rw-r--r--common-lisp.html.markdown2
1 files changed, 1 insertions, 1 deletions
diff --git a/common-lisp.html.markdown b/common-lisp.html.markdown
index 9f2c9957..24b6947f 100644
--- a/common-lisp.html.markdown
+++ b/common-lisp.html.markdown
@@ -410,7 +410,7 @@ nil ; for false - and the empty list
;; Of course recursion is supported:
(defun walker (n)
- (if (zerop 0)
+ (if (zerop n)
:walked
(walker (1- n))))