save project

diy.py

+data=''
+with open(r'C:\Users\admin\Desktop\text.txt','r',encoding='utf-8') as op:
+    a=op.read()
+    for i in a:
+        if '小强：12本' in a:
+            op.replace('小强：12本','小强：11本')
+            data=op+data
+        print(data)
\ No newline at end of file