华为OD机试-考勤信息-双指针(JAVA 2025B卷)
暴力解法
import java.util.*;
public class Attendance {public static void main(String[] args) {Scanner sc = new Scanner(System.in);Integer a = Integer.parseInt(sc.nextLine());List<String> strings = new ArrayList<>();for(int i=0;i<a;i++){strings.add(sc.nextLine());}solve(strings);}private static void solve(List<String> strings){for (int j=0;j<strings.size();j++) {String[] split = strings.get(j).split("\\s+");int queqin = 0;boolean flag2=false;int all = 0;for(int i =0;i<split.length;i++){if(split[i].equals("absent")){queqin++;}if(i%7==0){//连续七次all = 0;}if(split[i].equals("absent")||split[i].equals("late")||split[i].equals("leaveearly")){all++;}if(i+1<split.length&&((split[i].equals("late") && split[i+1].equals("late"))||(split[i].equals("leaveearly") && split[i+1].equals("leaveearly")))){flag2 = true;}}boolean queqinFlag = queqin > 1;boolean allflag = all > 3;if(queqinFlag||flag2||allflag){System.out.print(false);}else{System.out.print(true);}if(j!= strings.size()-1){System.out.print(" ");}}}
}