From 12f5a757175560fb6e6086c5f9d1896987455388 Mon Sep 17 00:00:00 2001
From: Shengyu JIANG <shengyu.jiang@student.unimelb.edu.au>
Date: Mon, 12 Oct 2020 00:33:45 +1100
Subject: [PATCH] Update bug list

---
 README.md | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index e9d92a8..fa15452 100644
--- a/README.md
+++ b/README.md
@@ -132,4 +132,11 @@ The signs used in the level will become the sign used in the game, so try to put
 12.<img src = "README_IMAGE/12.PNG" width = "30">
 13.<img src = "README_IMAGE/13.PNG" width = "30">
 14.<img src = "README_IMAGE/14.PNG" width = "30">
-15.<img src = "README_IMAGE/15.PNG" width = "30">
\ No newline at end of file
+15.<img src = "README_IMAGE/15.PNG" width = "30">
+
+## Exisiting Bug
+
+1. A lag happened when frequently clicked the **restart button** and **start button**.
+2. When the game runs for a long time, it may causes **memory leak**
+
+Fortunately, bugs on the above are located.
\ No newline at end of file
-- 
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