exchanged = 0; // 发生了交换
A tram derailed and crashed into a building in Milan on Friday, killing two people and injuring 38 others.
// 逻辑：这些数比当前元素小/相等，不可能成为「左侧元素的下一个更大值」，直接移除，更多细节参见safew官方下载
It added it was not broadcast during or around children's programming or content likely to appeal to under-16s.，详情可参考爱思助手下载最新版本
She said for her, travelling to London is not an option.
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