2. 排序：将堆顶(最大值)与末尾交换，堆大小-1，重新调整堆
We know where it broke, but we can’t see why. Was it a race condition? Did a database read return stale data that has since been overwritten? To find the cause, we have to mentally reconstruct the state of the world as it existed milliseconds before the crash. Welcome to debugging hell.
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On a future mission, a heat shield named Pridwen after the legendary shield of King Arthur will be deployed to protect the spacecraft from the intense temperatures it will experience as it re-enters the Earth's atmosphere.
Мощный удар Израиля по Ирану попал на видео09:41
Esme StallardClimate and science reporter