save project

bug.py

-# 悟空想画个六芒星魔法阵，主要的代码已写出，但这有bug，请你帮忙调试下~
 import turtle
 
-pen= turtle.Pen()
-distance=1
-for i in range(300):
-    pen.forward(distance)
+pen = turtle.Pen()
+screen=turtle.Screen()
+screen.bgcolor("black")
+colors=["green","red","orange","yellow"]
+for i in range(1,300):
+    pen.pencolor(colors[i%4])
+    pen.forward(i)
     pen.right(91)   
-    distance+=1
-pen.hideturtle()
+turtle.hideturtle()
 turtle.done()