save project

bug.py

-# 悟空想画个六芒星魔法阵，主要的代码已写出，但这有bug，请你帮忙调试下~
-import turtle
-
-pen= turtle.Pen()
-size=textinput("提示","你想要多大的魔法阵呀？")
-pen.circle(size)
-pen.circle(size,360,3)
-pen.circle(size,60)
-pen.circle(size,360,3)
-turtle.done()
+username='python'
+userpassword='123456'
+while True:
+    name = input("请输入有户:")
+    password = input("请输入密码:")
+    if name == username and password == userpassword:
+        print("登录成功")
+        break
+    if name !=username:
+        print("用户名不存在,请重新输入！")
+    if password ！userpassword:
+
+    print("用户名和密码错误！请重新输入!)
+print("欢迎来到贝尔编程！")
+
+
+