Java 实现—1002:读入一个正整数 n，计算其各位数字之和，用汉语拼音写出和的每一位数字

package pat;

import java.util.Arrays;
import java.util.Scanner;

/**
 * @Description byte和char类型，相加减是其对应的ASCII码的十进制相加减
 */
public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String num = scanner.next();
        //转换成byte或者char数组，求和
        byte[] bytes = num.getBytes();
        int sum=0;
        for(int i=0;i<bytes.length;i++){
            sum+=bytes[i]-48;//byte与ASCII转化（这里sum是int型，byte会自动向上转型为int）
        }
        //分隔结果
        String s = String.valueOf(sum);
        String[] split = s.split("");//字符串的分隔方法，参数正则，空字符串单个分隔
        System.out.println(Arrays.toString(split));
        //穷举拼音
        for (int j=0;j<split.length;j++){
            switch (split[j]){
                case "0":
                    System.out.print("ling");
                    break;
                case "1":
                    System.out.print("yi");
                    break;
                case "2":
                    System.out.print("er");
                    break;
                case "3":
                    System.out.print("san");
                    break;
                case "4":
                    System.out.print("si");
                    break;
                case "5":
                    System.out.print("wu");
                    break;
                case "6":
                    System.out.print("liu");
                    break;
                case "7":
                    System.out.print("qi");
                    break;
                case "8":
                    System.out.print("ba");
                    break;
                case "9":
                    System.out.print("jiu");
                    break;
            }
            if (j<split.length-1) //控制输出空格
            System.out.print(" ");
        }

    }


}