（九）接到要求制止违反治安管理行为的报警后，不及时出警的；
"On top of this, Reddit's community moderators set and enforce subreddit-specific rules that can be even stricter."
，更多细节参见safew官方下载
duplicating aspects of the 3624 design, allowing interoperability with IBM
const stack = []; // 单调递增栈：栈底→栈顶数字递增，保证高位尽可能小