save project

diy1.py

-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 -=1
-    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("密码错误！请重新输入")
-        print("温馨提示:您还有" + str(i)+"次登录机会")
-    else:
-        print("你的账户已被锁定，请用一个小时后再来")
-        exit()
-print("欢迎来到贝尔编程！")
\ No newline at end of file
+import turtle
+
+poen=turtle.pen()
+distance=1
+for i in range(300):
+    pen.forward(distance)
+    distance+=1
+    pen.right(91)
+pen.hideturtle()
+turtle.done()
\ No newline at end of file