auto save

diy.py

+j=5
+i=7
+
+print(i,"x",j,"=",(i*j))

diy1.py

-"""
-使用turtle模块画图
-每次移动都增加画笔移动的长度，并旋转91°，重复执行300次，查看效果
-"""
 import turtle
-
-pen = turtle.Pen()
-# 请创造师在下面接着创作
+pen=turtle.Pen()
 distance=1
-for i in range(300):
+screen=turtle.Screen()
+screen.bgcolor("black")
+colors=["green","red","yellow","orange"]
+for i in range(1,999):
+    pen.pencolor(colors[i%4])
     pen.forward(distance)
+    pen.right(189)
     distance+=1
-    pen.right(121)
-# 隐藏画笔，保存画布
 pen.hideturtle()    
 turtle.done()
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+