save project

diy2.py

@@ -2,10 +2,10 @@ i=3
 username = "python"
 userpassword = "123456"
 while True: 
-    if i!=0:
     name = input("请输入用户名:")
     password = input("请输入密码:")
     i-=i
+    if i>0:
         if name == username and password == userpassword:
             print("登录成功!")
             break