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云代码 - java代码库

从键盘中读入三个学生的信息,比较他们的成绩,按照成绩由高到低排列输出

2018-09-20 作者: 不吃鱼举报

[java]代码库

import java.util.Scanner;
public class Main{
    public static void main(String[] args) {
         Scanner scan = new Scanner(System.in);
          
         Student stu[] = new Student [3];
         int i, j;
         for(i = 0;i < 3; i++)
         {
             int no = scan.nextInt();     
             String name = scan.next();     
             int score = scan.nextInt();
             stu[i] = new Student(no, name, score);
         }
          
         for(i = 0; i < 2; i++)
         {
             for(j = i+1; j< 3; j++)
             {
                 Student S = new Student(0, "", 0);
                 if(stu[i].getScore() < stu[j].getScore())
                 {
                     S = stu[i];
                     stu[i] = stu[j];
                     stu[j] = S;
                 }
             }
         }
          
         for(i = 0; i < 3; i++)
         {
             stu[i].print();
         }
         scan.close();
    }
}
 
class Student {
    private int no;
    private String name;
    private int score;
     
    public Student(int _no, String _name, int _score) {
        no = _no;
        name = _name;
        score = _score;
    }
        public int getNo() {return no;}
        public String getName() {return name;}
        public int getScore() {return score;}
     
    public void print(){
        System.out.println(no + " "+name+" "+score);
    }
}


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