save project

diy1.py

@@ -8,12 +8,11 @@ pen = turtle.Pen()
 screen = turtle.Screen()
 color = ["red","orange","yellow","green"]
 screen.bgcolor("black")
-for i in range(1,30000):
-    pen.pencolor(color[1&4])
-    pen.speed()
+for i in range(30000):
+    pen.pencolor(color[i%4])
+    pen.speed(1000)
     pen.right(91)
     pen.forward(i)
-    nitama += 1
 pen.hideturtle()
 turtle.done()
 # 请创造师在下面接着创作