save project

diy1.py

 
 import turtle
-i=3
-username="python"
-userpassward="123456"
-while True:
-    if i>0：
-       name=input("请输入用户名：")
-       passward=input("请输入密码：")
-       i-=1
-       if name== username and passward==userpassward:
-           print("登录成功")
-           break
-       if name !=userpassward:
-           print()
+pen=turtle.Pen()
+distance=1
+for i in range(300):
+    pen.forward(distance)
+    pen.right(91)
+    distance+=1
+
+pen.hideturtle()        
 turtle.done()