From fad5591aa7eb45f0067df01b89a460f35d94fec7 Mon Sep 17 00:00:00 2001
From: garhve <git@garhve.com>
Date: Tue, 6 Dec 2022 09:04:40 +0800
Subject: initialize

---
 lua/2.lua | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100755 lua/2.lua

(limited to 'lua/2.lua')

diff --git a/lua/2.lua b/lua/2.lua
new file mode 100755
index 0000000..a5a2374
--- /dev/null
+++ b/lua/2.lua
@@ -0,0 +1,15 @@
+function fact (n)
+    if n == 0 then
+        return 1
+    else
+        return n * fact(n-1)
+    end
+end
+
+print("enter a number: ")
+a = io.read("*n")   -- Read a number
+if a < 0 then
+    print(a .. "negative")
+    return 1;
+end
+print(fact(a))
-- 
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