save project

diy2.py

-username = "py"
-userpassword = "1"
-i = 3
-while True:
-    if i > 0:
-        print("你还有"+str(i)+"次机会")
-        name = input("请输入用户名:")
-        password = input("请输入密码:")
-        i=i-1
-        print()
-        if name == username and password == userpassword:
-            print("登录成功!")
-            break
-        if name != username:
-            print("用户名错误!")
-            continue
-        if password != userpassword:
-            print("密码错误!")
-        print("用户名和密码错误!请重新输入")
-    else:
-        print("12356789")
-        exit()
-print("欢迎来到贝尔编程!")
+import turtle
+pen=turtle.Pen()
+pen.speed(10)
+p=1
+for i in range(300):
+    pen.forward(p)
+    p+=1
+    pen.right(149.77988)
+pen.heading()
+turtle.done()
+    
+
\ No newline at end of file