save project

diy1.py

+import turtle  #引用海龟
+t = turtle.Turtle() 
+distance = 1 
+for i in range(300):
+    t.forward(distance)
+    t.left(91)
+    distance+=1
+
+turtle.done()
\ No newline at end of file

diy2.py

-username = "python"
-userpassword = "123456"
-while True:
-    name = input("请输入用户名:")
-    password = input("请输入密码:")
-    if name == username and password == userpassword:
-        print("登录成功!")
-    if username != name:
-        print("用户名错误")
-        print("你还有"+str(i)+"次机会")
-        continue
-    if userpassword != password:
-        print("密码错误")
-        print("你还有"+str(i)+"次机会")
-    else:
-        print("次数用完了")
-   
\ No newline at end of file