save project

diy.py

-new_data=''
-with open('C:\\Users\\玛酷1\\Desktop\\test.txt','r',encoding='utf-8') as file:
-    for data in file:
-        if '小强:10本' in data:
-            data=data.replace('小强:10本','小强:11本')
-        new_data+=data
-with open('C:\\Users\\玛酷1\\Desktop\\test.txt','w',encoding='utf-8') as file:
-    file.write(new_data)
-    
-        
+A=[1,2]
+B=[2,1]
+C={1:2,3:4}
+D={3:4,1:2}
+print(A.max())
+print(C.max())
+print(B.min())
+print(D.min())
\ No newline at end of file