出现：Error: Could not find or load main class HelloWorld

package com.imooc;

import java.util.Arrays;

public class HelloWorld {

// 完成 main 方法

public static void main(String[] args) {

int[] scores = { 89, -23, 64, 91, 119, 52, 73 };

System.out.println("考试成绩的前三名为：");

HelloWorld hello = new HelloWorld();

hello.printScores(scores);

}

// 定义方法完成成绩排序并输出前三名的功能

public void printScores(int[] scores) {

int count = 0;

Arrays.sort(scores);

for (int i = scores.length - 1; i >= 0; i--) {

if (scores[i] > 0 && scores[i] < 100) {

System.out.print(scores[i]+"、");

count++;

}

if (count == 3)

break;

}

}

}