Java输入若干个学生成绩

Question

从键盘上输入若干个学生的成绩，统计并输出最高成绩、最低成绩和平均成绩，当输入负数时结束输入。

Answer 1

package com.work;

import java.util.Scanner;

/**
 * @author: By yangbocsu
 * @date: 2021/9/22 
 * @description:
 */
public class sum {
    public static void main(String[] args) {
        float score=0;
        float sum = 0;
        float max = 0;
        float min = 0;
        float average = 0l;
        int cnt = 0;

        Scanner in = new Scanner(System.in);
        while (true)
        {
            score = in.nextInt();
            if (score == -1)
                break;
            sum += score;
            if(score > max)
                max = score;
            else if (score < min)
                min = score;
            cnt++;
        }
        average = sum/cnt;
        System.out.println("最高成绩 = " + max);
        System.out.println("最低成绩 = " + min);
        System.out.println("平均成绩 = " + average);

    }

}