题解 | #成绩排序#
成绩排序
https://www.nowcoder.com/practice/8e400fd9905747e4acc2aeed7240978b
import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;
// 注意类名必须为 Main, 不要有任何 package xxx 信息
public class Main {
static class Student {
String name;
int score;
public Student(String name, int score) {
this.name = name;
this.score = score;
}
}
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
int n = Integer.parseInt(in.nextLine());
int order = Integer.parseInt(in.nextLine());
List<Student> students = new ArrayList<>();
for (int i = 0; i < n; i++) {
String[] s = in.nextLine().split(" ");
Student student = new Student(s[0], Integer.parseInt(s[1]));
students.add(student);
}
if(order == 0) {
students.sort((a, b) -> b.score - a.score);//升序
} else {
students.sort((a, b) -> a.score - b.score);//降序
}
for (Student student : students) {
System.out.println(student.name + " " + student.score);
}
}
}
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