save project

，山东黄金.py

-import turtle
+import turtle
 import turtle
 import turtle
 pen=turtle.Pen()
 pen=turtle.Pen()
 screen = turtle.Screen()
 screen = turtle.Screen()
+colors=["white","blue","blak","red"]
 distance=1
 distance=1
-for i in range(1,300):
+for i in range(colors[i%4]):
     pen.forward(i)
     pen.forward(i)
     pen.right(91)
     pen.right(91)
 pen.hideturtle()
 pen.hideturtle()