题解 | #成绩排序# 定义一个类存储成绩

import java.util.Scanner;
import java.util.Arrays;

// 注意类名必须为 Main, 不要有任何 package xxx 信息


public class Main {
    public static void main(String[] args) {
        Scanner input = new Scanner(System.in);
        int n = input.nextInt();
        int sort_order = input.nextInt();
        Student[] students = new Student[n];

        for (int i = 0; i < n; i++) {
            String name = input.next();
            int score = input.nextInt();
            students[i] = new Student(name, score, i);
        }

        // 排序
        Arrays.sort(students,(o1,o2)->{
            if(sort_order==0){
                return o2.score-o1.score;
            }
            else{
                return o1.score-o2.score;
            }
        });

        // 处理成绩相同的情况
      
        for (int i = 0; i < n; i++) {
            System.out.println(students[i].name + " " + students[i].score);
        }
    

   
    
    }

    static class Student {
        String name;
        int score;
        int index;

        Student(String name, int score, int index) {
            this.name = name;
            this.score = score;
            this.index = index;
        }

      
        
    }
}