nit: Avoid magic numbers

1 files changed, 5 insertions, 2 deletions

diff --git a/org-fc-algo-sm2.el b/org-fc-algo-sm2.el
index 3ed01dd..62199f9 100644
--- a/org-fc-algo-sm2.el
+++ b/org-fc-algo-sm2.el
@@ -165,8 +165,11 @@ EASE, BOX and INTERVAL are the current parameters of the card."
 
 (defun org-fc-algo-sm2-initial-review-data (position)
   "Initial SM2 review data for POSITION."
-  (list position (org-fc-algo-sm2-ease-initial) 0 0
-        (org-fc-timestamp-in 0)))
+  (let* ((box 0)
+         (ease (org-fc-algo-sm2-ease-initial))
+         (interval 0)
+         (due (org-fc-timestamp-in interval)))
+    (list position ease box interval due)))
 
 ;;; Footer