swap(&arr[low], &arr[j]);
第三十八条 非法携带枪支、弹药或者弩、匕首等国家规定的管制器具的，处五日以下拘留，可以并处一千元以下罚款；情节较轻的，处警告或者五百元以下罚款。
，更多细节参见搜狗输入法下载
Argentina’s senate is poised to approve a sweeping overhaul of labour laws aimed at weakening trade unions and lowering labour costs for businesses.。业内人士推荐旺商聊官方下载作为进阶阅读
Associated Press reporter Anthony Izaguirre in Albany, New York, contributed to this report.