save project

s.py

-i=3
-username="?"
-userpassword="0227"
-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")
+import turtle
+pen=turtle.Pen()
+distance=1
+for i in range(300):
+    pen.forward(distance)
+    pen.right(91)
+    distance=distance+1
+pen.hideturtle()
+pen.done
\ No newline at end of file
-            break
-        if name!=username:
-            print("用户名错误，请重新输入！")
-            print("温馨提示：您还有"+str(i)+"次机会")
-            continue
-        if password!=userpassword:
-            print("密码输入有误，请重新输入！")
-            print("温馨提示：您还有"+str(i)+"次机会")
-            exit()
-print("欢迎来到贝尔编程！")
\ No newline at end of file