save project

diy1.py

@@ -6,13 +6,14 @@ import turtle
 
 
 pen = turtle.Pen()
-screen = turtle.Screen()
-screen.bgcolor("light pink")
-colors=["white","blue","violet","cyan"]
+screen=turtle.Screen()
+screen.bgcolor("green")
+cji=('red','blue','black','yellow')
 # 请创造师在下面接着创作
 distance=1
 pen.speed(1000)
-for i in range(1,300):    
+for i in range(1,300):
+    pen.pencolor(cji[i%4])    
     pen.forward(i)
     pen.right(91)
 # 隐藏画笔，保存画布