PAT——1002. 写出这个数

package com.hone.basicalTry;

import java.util.Scanner;

public class Test10013nPlus1 {
    public static void main(String[] args) {
        Scanner ss = new Scanner(System.in);
        String strNum = ss.nextLine();
        int sum = 0;
        for (int i = 0; i < strNum.length(); i++) {
            sum += strNum.charAt(i)-‘0‘;
        }
        String nums = ""+sum;
        for (int i = 0; i < nums.length(); i++) {
            if (i == 0) {
                print(nums.charAt(i));
            }else {
                System.out.print(" ");
                print(nums.charAt(i));
            }
        }
    }

    private static void print(char a) {
        switch (a) {
        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;
        default:
            break;
        }
        
    }
}