diff --git a/diy.py b/diy.py
index 267dd0c..e698fd7 100644
--- a/diy.py
+++ b/diy.py
@@ -1,8 +1,16 @@
 # 写入同学们的捐赠明细：'小兰：12本'、'小丽：11本'、'李文：9本'、'张伟：16本'
-with open (r"C:\Users\Admin\Documents\腾讯影视库\test.txt",'a',encoding='utf-8')as file1:
-
-    file1.write('小丽:11本\n')
-    file1.write('李文:9本\n')
-    file1.write('张伟:16本\n')
-    file1.write('小强:12本\n')
-    file1.write('李明:15本\n')
\ No newline at end of file
+new_data=" "
+with open (r"C:\Users\Admin\Documents\腾讯影视库\test.txt",'r',encoding='utf-8')as file1:
+    for data in file1:
+        if '小强:10本'in data:
+            data=data.replace("小强:10本","小强:11本")
+        if "小兰：12本"in data:
+            data=data.replace("小兰：12本","小兰：14本")
+        new_data=data
+with open (r"C:\Users\Admin\Documents\腾讯影视库\test.txt",'w',encoding='utf-8')as file1:
+    file1.write(new_data)
+with open (r"C:\Users\Admin\Documents\腾讯影视库\test.txt",'r',encoding='utf-8')as file1:
+    a=file1.read()
+    print(a)
+    
+    
\ No newline at end of file