题目 You are given a string representing an attendance record for a student. The record only contains the following three characters: ‘A’ : Absent. ‘L’ : Late. ‘P’ : Present. A student could be rew

问题描述： You are given a string representing an attendance record for a student. The record only contains the following three characters: 'A' : Absent.'L' : Late.'P' : Present. A student could be re

Attendance Machine （KPI） QQ机考勤机数据KPI

Problem

Problem You are given a string s representing an attendance record for a student where each character signifies whether the student was absent, late, or present on that day. The record only contains