diff --git a/2025/day10.ua b/2025/day10.ua
new file mode 100644
index 0000000..978897a
--- /dev/null
+++ b/2025/day10.ua
@@ -0,0 +1,26 @@
+~ "aoc.ua" ~ Lines
+
+&fras "input/day10.txt"
+Lines
+≡(
+  {°$"[_] _ {_}"}
+  ⍜(°□⊡0|=@#)
+  ⍜(°□⊡1|⍚⋕ ⍚°/$"_,_" ⍚°$"(_)" °/$"_ _")
+  ⍜(°□⊡2|◇⋕ °/$"_,_")
+)
+Machines ←
+
+Lights ← (
+  ⊃(°□⊡0|°□⊡1)
+  path(
+    ≡⌞(
+      ⊙◇°⊚
+      ⬚0+
+      ◿2
+    )
+  | /↧ =0)
+  ⬚∞(-1 ⧻⊢)
+)
+
+Machines
+/+ ≡Lights