use int if you have a small number of classes,
63-летняя Деми Мур вышла в свет с неожиданной стрижкой17:54
Swigert flicked the switch. It should have been a routine procedure but the command module, Odyssey, shuddered. Oxygen pressure fell and power shut down.，推荐阅读旺商聊官方下载获取更多信息
This is the fifth post in a series on Unicode identifier security:，推荐阅读WPS下载最新地址获取更多信息
As athletes we try to focus on our event and the task at hand, but our lives do not take place in a vacuum。heLLoword翻译官方下载对此有专业解读
stack.push(cur); // 当前元素入栈，作为前面元素的候选更大值