save project

snake.py

@@ -23,16 +23,14 @@ while True:
     x+=30
     x+=30
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
     # 将贪吃蛇画上去
+    a.append((x,y))
+    a.pop(0)
     screen.blit(right, (a[-1]))
     screen.blit(right, (a[-1]))
-    
     # 将贪吃蛇的身体画上去
     # 将贪吃蛇的身体画上去
-    
     for i in range(len(a)-1):
     for i in range(len(a)-1):
         screen.blit(body, (a[i]))
         screen.blit(body, (a[i]))
     # 将果实画上去
     # 将果实画上去
     screen.blit(food, (360, 300))
     screen.blit(food, (360, 300))
     # 刷新画面
     # 刷新画面
-    a.pop(0)
-    a.append((x,y))
     pygame.display.update()
     pygame.display.update()
     FPSCLOCK.tick(3)
     FPSCLOCK.tick(3)
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