From 173902a9abb0660674a6d3769a6099c50ff511f6 Mon Sep 17 00:00:00 2001
From: ZhuangYumin <zhuangyumin@sjtu.edu.cn>
Date: Sat, 30 Sep 2023 18:07:53 +0800
Subject: [PATCH] fix the bug of improve stoping

---
 src/autoimprove1.py | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/autoimprove1.py b/src/autoimprove1.py
index bec6ddb..af4fb1b 100755
--- a/src/autoimprove1.py
+++ b/src/autoimprove1.py
@@ -124,8 +124,9 @@ def ATest():
 			fn.close()
 			print(lines)
 			total_round+=1
-			if lines[0]=='YOU WIN!\n':
-				win_round+=1
+			if len(lines)>0:
+				if lines[0]=='YOU WIN!\n':
+					win_round+=1
 			print("win rate: "+str(win_round/total_round),win_round,total_round)
 
 	#input("Press Enter to continue...")