diff --git a/leetcode_helper.py b/leetcode_helper.py
index 603605bc972fab176ced775e7d6512caa950cff4..2e851dc6e6e0f4dac8739fb45e39ae4148bd1196 100644
--- a/leetcode_helper.py
+++ b/leetcode_helper.py
@@ -378,7 +378,7 @@ def leetcode_helper_add_sloutionjson():
 
 
 def fix_bug():
-    data_dir = 'data_backup/3.蓝桥杯'
+    data_dir = 'data_backup/1.leetcode'
     dirs_ = os.listdir(data_dir)
     dirs = []
     for dir in dirs_:
@@ -388,15 +388,43 @@ def fix_bug():
     for dir in dirs:
         assert os.path.isdir(dir)
         
-        config_json_path = os.path.join(dir, 'config.json')
-        print(config_json_path)
+        solution_md_path = os.path.join(dir, 'solution.md')
+        if not os.path.exists(solution_md_path):
+            continue
+        with open(solution_md_path, 'r', encoding='utf-8') as f:
+            solution_md_data = f.read()
+        print(dir)
+        title = dir.split('/')[-1].split('-')[-1]
+        print(title)
+        solution_md_data = solution_md_data.replace('# 两数之和', '# {}'.format(title))
+        if solution_md_data.find('# {}\n\n'.format(title)) == -1:
+                solution_md_data = solution_md_data.replace('# {}'.format(title), '# {}\n'.format(title)) 
+        if solution_md_data.find('## aop\n\n') == -1:
+            solution_md_data = solution_md_data.replace('## aop', '## aop\n')
+
+        if solution_md_data.find('## 答案\n\n') == -1:
+            solution_md_data = solution_md_data.replace('## 答案', '## 答案\n')
+        
+        if solution_md_data.find('## 选项\n\n') == -1:
+            solution_md_data = solution_md_data.replace('## 选项', '## 选项\n')
+        
+        if solution_md_data.find('### before\n\n') == -1:
+            solution_md_data = solution_md_data.replace('### before', '### before\n')
+
+        if solution_md_data.find('### after\n\n') == -1:
+            solution_md_data = solution_md_data.replace('### after', '### after\n')
+
+        if solution_md_data.find('\n\n```cpp') == -1:
+            solution_md_data = solution_md_data.replace('```cpp', '\n```cpp')
+        
+        if solution_md_data.find('\n\n### ') == -1:
+            solution_md_data = solution_md_data.replace('### ', '\n### ')
+        with open(solution_md_path, 'w', encoding='utf-8') as f:
+            f.write(solution_md_data)
+
+
+
 
-        with open(config_json_path, 'r', encoding='utf-8') as f:
-            config_data = json.load(f)
-        del config_data['title']
-        config_data_json = json.dumps(config_data, ensure_ascii=False, indent=2)
-        with open(config_json_path, 'w', encoding='utf-8') as f:
-            f.write(config_data_json)