From 89558d4ddb0e6c7c03a89368ecee106243361024 Mon Sep 17 00:00:00 2001
From: Igor Pashev <pashev.igor@gmail.com>
Date: Sun, 13 Nov 2022 19:08:15 +0200
Subject: Update Lua

---
 gcd.lua | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/gcd.lua b/gcd.lua
index 43cfad9..fe7c893 100755
--- a/gcd.lua
+++ b/gcd.lua
@@ -21,5 +21,7 @@ function gcdn(ns)
     return r
 end
 
-print(gcdn(arg))
+if #arg ~= 0 then
+    print(gcdn(arg))
+end
 
-- 
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