"At that point I called the fire brigade," she remembers. They advised her to leave the property immediately. McConnell says the fire developed "very, very quickly". While Kent Fire & Rescue Service battled the blaze for hours, the McConnell family home was left partially destroyed.
3. 重复步骤2直到堆大小为1
，这一点在同城约会中也有详细论述
* 时间复杂度：O(n)，空间复杂度：O(1)
Continue reading...