第一条 为了维护社会治安秩序，保障公共安全，保护公民、法人和其他组织的合法权益，规范和保障公安机关及其人民警察依法履行治安管理职责，根据宪法，制定本法。
Ozzy himself previously hosted The Brit Awards in 2008, along with Sharon and his two children, Kelly and Jack.
，这一点在Line官方版本下载中也有详细论述
It is regularly contacted by probation services requesting free sleeping bags and food parcels for those released from prison with nowhere to go.，这一点在safew官方版本下载中也有详细论述
* 时间复杂度: O(n²) 最好: O(n) 空间复杂度: O(1) 稳定: ✓