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(r"C:\Users\admin\Desktop\book.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\Desktop\book.txt","w",encoding="utf-8")as file2:
+    file2.write(new_data)
\ No newline at end of file