save project

diy2.py

-i=3
+i=1
 username = "python"
 username = "python"
 userpassword = "123456"
 userpassword = "123456"
-while range(3):
+while i<4:
     name = input("请输入用户名:")
     name = input("请输入用户名:")
     password = input("请输入密码:")
     password = input("请输入密码:")
+    i+=1
     if name == username and password == userpassword:
     if name == username and password == userpassword:
         print("登录成功!")
         print("登录成功!")
         exit()
         exit()