diff --git a/2024/d21/ex2/input b/2024/d21/ex2/input
new file mode 100644
index 0000000..bf246da
--- /dev/null
+++ b/2024/d21/ex2/input
@@ -0,0 +1,5 @@
+780A
+846A
+965A
+386A
+638A