complete entire code blocks
Houses on the street have sandbags outside permanently because of the continued risk of flooding。关于这个话题，51吃瓜提供了深入分析
// 右侧第一个 <= cur 的元素, 所以用大于的就弹出，这一点在heLLoword翻译官方下载中也有详细论述
The 9,000-pound monster I don’t want to give back，详情可参考safew官方下载