1. 建堆：将数组构建成大顶堆（父节点 = 子节点）
在空中技巧決賽前夕，谷愛凌因晉級決賽而透過Instagram揭露賽程安排問題。
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"If we find out for example, that 60% of our young people are working in really hard physical labour, we will need to make sure that in 20 years time we've invested in physiotherapy," she said.
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Global news & analysis。关于这个话题，爱思助手下载最新版本提供了深入分析
Медведев вышел в финал турнира в Дубае17:59