From e9c1160993db9e3270d91bcc9055b283f7fb4dd2 Mon Sep 17 00:00:00 2001
From: Luke <luke.k.xu@hotmail.com>
Date: Wed, 25 Jun 2025 10:53:27 +0800
Subject: [PATCH] =?UTF-8?q?test=EF=BC=9A=E5=A2=9E=E5=8A=A0=20Demo9?=
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---
 playground/Demo9/Main.snow | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 playground/Demo9/Main.snow

diff --git a/playground/Demo9/Main.snow b/playground/Demo9/Main.snow
new file mode 100644
index 0000000..46749dd
--- /dev/null
+++ b/playground/Demo9/Main.snow
@@ -0,0 +1,31 @@
+module: Math
+    function: main
+        parameter:
+        return_type: int
+        body:
+            Math.factorial(6)
+            return 0
+        end body
+    end function
+
+    function: factorial
+        parameter:
+            declare n:int
+        return_type: int
+        body:
+            declare num1:int = 1
+            loop:
+                initializer:
+                    declare counter:int = 1
+                condition:
+                    counter <= n
+                update:
+                    counter = counter + 1
+                body:
+                    num1 = num1 * counter
+                end body
+            end loop
+            return num1
+        end body
+    end function
+end module