save project

dafengche.py

+import turtle
+pen = turtle.Pen()
+screen=turtle.Screen()
+screen.bgcolor('black')
+colors=["red","blue","yellow","green"]
+for i in range(1,300):
+    pen.pencolor(colors[i%4])
+    pen.forward(i)
+    pen.left(91)
+pen.hideturtle()
+turtle.done()   
\ No newline at end of file

iii.py

+import turtle
+pen = turtle.Pen()
+for i in range(1,300):
+    pen.forward(i)
+    pen.left(100)
+pen.hideturtle()
+turtle.done()   
\ No newline at end of file