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()
-screen=turtle.Screen()
-len=screen.textinput("提示","你想要多大奥利给")
-a=int(len)
-pen.circle(a)
-pen.circle(a,360,3)
-pen.circle(a,60)
-pen.circle(a,360,3)
-turtle.done()
\ No newline at end of file
+username="python"
+userpassword="123456"
+while True:
+    name=input("请输入用户名")
+    password=input("请输入密码")
+    if name==username and name==userpassword:
+        print("登录成功")
+        break
+    if username!=name:
+        print("再见,用户名大错特错")
+        continue
+    if password!=userpassword:
+        print("再见,密码大错特错")
+        continue
+print("欢迎来到贝尔编程")    
+