// 步骤3：遍历排序后的位置，用单调栈判断独立车队
The instruction from Peter 1 is recorded in the police log: "Curfew already in place. No further need to obtain permission. Deploy necessary force."
，更多细节参见91视频
automating the process of creating written or spoken content from structured。业内人士推荐WPS官方版本下载作为进阶阅读
def check(**kwargs):