save project

diy1.py

+
+import turtle
+pen = turtle.Pen()
+c=["red","orange","yellow","green"]
+i=1
+for i in range(300):
+    pen.pencolor(c[i%4])
+    pen.forward(i)
+    i+=1
+    pen.right(91)
+pen.hideturtle()
+turtle.done()
\ No newline at end of file