题解 | #学生基本信息输入输出#

import java.util.Scanner;

// 注意类名必须为 Main, 不要有任何 package xxx 信息
public class Main {
    public static void main(String[] args) {

        try(Scanner in = new Scanner(System.in)) {

            //获取输入
            // 123456;93.33,99.99,81.20
            String line = in.nextLine();

            //分割字符串
            //{"123456","93.33","99.99","81.20"}
            String[] array = line.split(";");

            //提取学号
            String studentId = array[0];

            //提取成绩
            String[] score = array[1].split(",");

            //通过包装器类型转换成double
            double c = Double.parseDouble(score[0]);
            double math = Double.parseDouble(score[1]);
            double english = Double.parseDouble(score[2]);

            //输出
            System.out.printf("The each subject score of No. %S is %.2f, %.2f, %.2f.",studentId,c,math,english);
        }

    }
}