except requests.RequestException as e:
If you've been a victim of child sexual abuse, a victim of crime or have feelings of despair, and are in the UK, you'll find details of help and support at bbc.co.uk/actionline.
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第三十二条 违反国家规定，有下列行为之一的，处五日以上十日以下拘留；情节严重的，处十日以上十五日以下拘留：
swap(&arr[0], &arr[i]); // 堆顶(最大)换到末尾