save project

snake.py

@@ -25,7 +25,7 @@ while True:
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
     screen.blit(right,position[-1] )
-    for i in range(len(position)):
+    for i in range(len(position)-1):
         screen.blit(food,position[i])
     # 将贪吃蛇的身体画上去
     # screen.blit(body, (210, 120))