save project

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'
+new_data=""
 with open("C:\\Users\\Administrator\\Desktop\\twst.txt","r",encoding="utf-8") as file1:
     for date in file1:
         if "小兰：12本" in date:
-            print("找到了")
-        if "兰：12本" in date:
-            print("找不到")
\ No newline at end of file
+            date=date.replace("小兰：12本","小兰：14本")
+        new_data +=date
+print(new_data)
\ No newline at end of file