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-rw-r--r--AoC2022/08/solver.el3
1 files changed, 3 insertions, 0 deletions
diff --git a/AoC2022/08/solver.el b/AoC2022/08/solver.el
index 27ee8a0..b3b0488 100644
--- a/AoC2022/08/solver.el
+++ b/AoC2022/08/solver.el
@@ -14,6 +14,9 @@
;; Day 08
;;
;;; Code:
+
+(require 'subr-x)
+
(cl-defstruct (forest (:constructor forest--create)
(:copier nil))
"Contaner for the forest layout"