save project

1.py

+i=5
+j=3
+print(i,"x",j,"=",(i*j))
\ No newline at end of file

diy1.py

@@ -3,8 +3,9 @@
 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()
+screen=turtle.Screen()
+screen.bgcolor("black")
 colors=["red","orange","yellow","green"]
 # 请创造师在下面接着创作
 for i in range(0,300):