diff --git a/main.py b/main.py
index dc76c48..619f011 100644
--- a/main.py
+++ b/main.py
@@ -30,13 +30,13 @@ if __name__ == '__main__':
         print(f"登录失败:请重新登录,错误信息:{str(e)}")
         exit(0)
     texts = []
-
+    count = Request.get_message_count()
     try:
         # 注册信号处理函数
         signal.signal(signal.SIGINT, signal_handler)
         signal.signal(signal.SIGTERM, signal_handler)
 
-        for i in trange(1000, desc='Progress', unit='100条'):
+        for i in trange(int(count / 100) + 1, desc='Progress', unit='100条'):
             message = Request.get_message(i * 100, 100).content.decode('utf-8')
             html = Tools.process_old_html(message)
             if "li" not in html:
@@ -50,8 +50,8 @@ if __name__ == '__main__':
                 if time_element is not None and text_element is not None:
                     time = time_element.get_text().replace('\xa0', ' ')
                     text = text_element.get_text().replace('\xa0', ' ')
-                if text not in [sublist[1] for sublist in texts] and time is not None and text is not None:
-                    texts.append([time, text])
+                    if text not in [sublist[1] for sublist in texts]:
+                        texts.append([time, text])
 
         if len(texts) > 0:
             save_data()
diff --git a/util/RequestUtil.py b/util/RequestUtil.py
index 6530699..332e11a 100644
--- a/util/RequestUtil.py
+++ b/util/RequestUtil.py
@@ -1,8 +1,9 @@
 import re
-
+from tqdm import tqdm
 import util.LoginUtil as Login
 import requests
 import json
+
 # 登陆后获取到的cookies
 cookies = Login.cookie()
 # 获取g_tk
@@ -63,3 +64,22 @@ def get_login_user_info():
     info = info.strip().lstrip('portraitCallBack(').rstrip(');')
     info = json.loads(info)
     return info
+
+
+def get_message_count():
+    # 初始的总量范围
+    lower_bound = 0
+    upper_bound = 100000  # 假设最大总量为1000000
+    total = upper_bound // 2  # 初始的总量为上下界的中间值
+    with tqdm(desc="正在获取消息列表数量...") as pbar:
+        while lower_bound <= upper_bound:
+            response = get_message(total, 100)
+            if "li" in response.text:
+                # 请求成功，总量应该在当前总量的右侧
+                lower_bound = total + 1
+            else:
+                # 请求失败，总量应该在当前总量的左侧
+                upper_bound = total - 1
+            total = (lower_bound + upper_bound) // 2  # 更新总量为新的中间值
+            pbar.update(1)
+    return total