save project

snake.py

@@ -26,9 +26,9 @@ while True:
     # 将贪吃蛇画上去
     screen.blit(right,  position[-1])
     # 将贪吃蛇的身体画上去
-    screen.blit(body, (210, 120))
-    screen.blit(body, (180, 120))
-    screen.blit(body, (180, 90))
+for i in range(len(position)-1):
+    screen.blit(body, position[-1])
+    
     # 将果实画上去
     screen.blit(food, (360, 300))
     # 刷新画面