java实验题——学生成绩排序并打印

import java.util.*;
class StudentInfo{
private String name;
private int score;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getScore() {
return score;
}
public void setScore(int score) {
this.score = score;
}
public void sort(StudentInfo[] stu,int count)
{
StudentInfo temp;
for(int i=0;i<count;i++)
{
for(int j=0;j<count-i-1;j++)
{
if (stu[j].getScore()<stu[j+1].getScore())
{
temp=stu[j];
stu[j]=stu[j+1];
stu[j+1]=temp;
}
}
}
}
public void print(StudentInfo[] stu,int count){
for (int i=0; i<count;i++) {
System.out.println(stu[i].getName()+" "+stu[i].getScore());
}
}
}
public class ScoreSort {
public static void main(String[] args){
StudentInfo s=new StudentInfo();
StudentInfo[] stu= new StudentInfo[20];
Scanner input= new Scanner(System.in);
System.out.println("请输入学生个数：");
int count=input.nextInt();
int num=0;
while(num<count) {
System.out.println("请输入第"+(num+1)+"个学生的姓名和分数：");
Scanner scan=new Scanner(System.in);
String strLine=scan.nextLine();
String[] strLineArr = strLine.split(" ");
StudentInfo st = new StudentInfo();
st.setName(strLineArr[0]);
st.setScore(Integer.parseInt(strLineArr[1]));
stu[num]=st;
num++;
}
s.sort(stu,count);
System.out.println("排序后的学生信息为:");
s.print(stu,count);
}
}