diff --git a/src/day9.clj b/src/day9.clj
index 0270e4c..dd50ba7 100644
--- a/src/day9.clj
+++ b/src/day9.clj
@@ -48,32 +48,6 @@
           (-> 9 get-input string/trim blocks defrag fs-checksum)))
 
 
-(defn blocks2 [dm]
-  (loop [file? true
-         file-id 0
-         dm (vec dm)
-         bs []]
-    (if (empty? dm)
-      bs
-      (let [cur (parse-long (str (first dm)))]
-        (if file?
-          (recur false (inc file-id) (rest dm) (conj bs (take cur (repeat file-id))))
-          (recur true file-id (rest dm) (conj bs (take cur (repeat \.)))))))))
-
-(defn free? [span]
-  (when (or (empty? span)
-            (= \. (first span)))
-    true))
-
-(defn suitable? [f span]
-  (if (free? span)
-    (if (> (count f) (count span))
-      false true)
-    false))
-
-(defn find-free-space [bs f]
-  (split-with #(not (suitable? f %)) bs))
-
 (defn write-blocks [bs range val]
   (reduce (fn [bs idx] (assoc bs idx val)) bs range))