diff --git a/36/main.ua b/36/main.ua
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@@ -0,0 +1,7 @@
+# project euler 36
+
+# check if palindromic in base 10 and 2
+c ← ↧∩(≍⊸⇌) ⊃⊥₁₀⋯
+⍤⤙≍ 1 c 585
+
+/+⊚≡c⇡1e6