Police shot and killed Ndiaga Diagne, 53, a Senegalese national and naturalized US citizen, early on Sunday after he reportedly opened fire at the downtown bar popular with university students. Two people were killed, and another 14 wounded, some of them seriously.
roles?: string[]; // 可选：Discord 角色 IDs
，更多细节参见下载安装汽水音乐
自中断、有关程序终结时起，时效期间重新计算。
// 易错点4：仅处理栈非空的情况，忽略栈空的情况 → 栈空时res[i]会是undefined