java输入一个数输出这个数的每一位。

package shangji.tl.test;

import java.util.Scanner;

public class QiuShuWei {
    
    public static void main(String[] args) {

        System.out.print("输入一个4位数的正整数:");
        Scanner input = new Scanner(System.in);
        int number = input.nextInt();
        
       int ones = number % 10, tens = number / 10 % 10,
        hundreds = number / 100 % 10, thousands = number / 1000 % 10;
    
       System.out.println(ones);
       System.out.println(tens);
       System.out.println(hundreds);
       System.out.println(thousands);
      
        }
    
    
    
}