save project

diy1.py

-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-=1
-    if name == username and password == userpassword:
-        print("登录成功")
-        break
-    if name!=username:
-        print("用户名错误")
-    if password!=userpassword:    
-        print("密码错误")
-    else:
-        print("账户已被锁定，请到我司解锁")
-        exit()
-print("欢迎来到贝尔编程")
\ No newline at end of file
+import turtle
+
+pen=turtle.Pen()
+distance=1
+for i in range(300):
+    pen.forward(distance)
+    pen.right(91)
+    distance+=1
+pen.hideturtle()
+turtle.done()
\ No newline at end of file