save project

diy1.py

@@ -5,10 +5,12 @@
 import turtle
 
 pen = turtle.Pen()
+c=['red','blue','green','yellow']
 # 请创造师在下面接着创作
 distance=i
 for i in range(1，300):
-    pen.forward(distance)
+    pen.pencolor(c[i%4])
+    pen.forward(i)
     distance+=1
     pen.right(91)
 # 隐藏画笔，保存画布