auto save

diy.py

 # 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'
 # 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'
+s=''
 with open(r"C:\Users\Windows 10\Desktop\雷霆所擊！.txt",'r',encoding='utf-8') as file:
 with open(r"C:\Users\Windows 10\Desktop\雷霆所擊！.txt",'r',encoding='utf-8') as file:
-    a=file.read()
-    print(a)
+    for data in file:
+        if '小强：10本' in data:
\ No newline at end of file
+            data=data.replace('小强：10本','小强：11本')
+        s+=data
+with open(r"C:\Users\Windows 10\Desktop\雷霆所擊！.txt",'w',encoding='utf-8') as file:
+    file.write(s)
\ No newline at end of file