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'
 # 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\Administrator\test.txt","r",encoding='utf-8')as n:
 with open(r"C:\Users\Administrator\test.txt","r",encoding='utf-8')as n:
     for i in test.txt:
     for i in test.txt:
         if'李文：9本'in i:
         if'李文：9本'in i:
-            print("有")
+            str.replace('李文：9本,','李文：8本')
+        s+=i
+with open(r"C:\Users\Administrator\test.txt","w",encoding='utf-8')as n:
+    n.write(s)
\ No newline at end of file