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'
-# file1=open(r"C:\Users\Administrator\Desktop\book.txt","w",encoding="utf-8")
-# file1.write("a:12本\n")
-# file1.write("b:11本\n")
-# file1.write("c:9本\n")
-# file1.write("d:16本\n")
+new_data=""
 with open(r"C:\Users\Administrator\Desktop\book.txt","r",encoding="utf-8")as file:
 with open(r"C:\Users\Administrator\Desktop\book.txt","r",encoding="utf-8")as file:
-    for i in file:
-        if "e:10本"in i:
-            print("在")
-        if "f:12"in i:
-            print("在")
+    for data in file:
+        if "a,12本"in data:
+            data=data.replace("a,12本","a,13本")
+        if "b,11本"in data:
+            data=data.replace("b,11本","b,12本")
\ No newline at end of file
+        new_data+=data
+with open(r"C:\Users\Administrator\Desktop\book.txt","w",encoding="utf-8")as file:
+    file.write(new_data)
+with open(r"C:\Users\Administrator\Desktop\book.txt","r",encoding="utf-8")as file:
+    a=file.read()
+    print(a)
\ No newline at end of file