diff --git a/Assets/hello.cs b/Assets/hello.cs
index 0520336..077b1c5 100644
--- a/Assets/hello.cs
+++ b/Assets/hello.cs
@@ -4,11 +4,14 @@ using UnityEngine;
 
 public class hello : MonoBehaviour
 {
+    int count = 0;
+    string Hello = "";
     // Start is called before the first frame update
     void Start()
     {
         Debug.Log("test for gpt code review");
         Debug.Log("test2");
+        up(count);
     }
 
     // Update is called once per frame
@@ -16,4 +19,9 @@ public class hello : MonoBehaviour
     {
         
     }
+
+    public int up(int o)
+    {
+        return o++;
+    }
 }