save project

diy1.py

+import turtle
+color=["red","yellow","green","orange"]
+pen=turtle.Pen()
+a="9"+input("个位")
+for i in range(1,400):
+    pen.pencolor(color[i%4])
+    pen.forward(i)
+    pen.right(int(a))
+pen.hideturtle()
+turtle.done
\ No newline at end of file