팩토리얼

tutorial/_0002_Factorial.lua

@@ -0,0 +1,11 @@
+function factorial(n)
+    if n == 0 then
+        return 1
+    else
+        return n * factorial(n - 1)
+    end
+end
+
+print("Enter a number:")
+a = io.read("*number")
+print(factorial(a))