package bookTest3;

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

public class FivePointFourteen {
    public static void main(String[] args) {
        /*
        编写程序，提示用户从键盘输入一个正整数，然后以降序的顺序输出该数的最小因子，例如如果输入的数是120
        应该显示的是5 ， 3 ， 2 ， 2，2
          //  Arrays.sort(array, Collections.reverseOrder());
         */
        String str = " ";
        System.out.println("请输入一个整数");
        Scanner scanner = new Scanner(System.in);
        int number1 = 0;//计数输出多少个值
        int number = scanner.nextInt();
        for (int i = 2; i <= number; ) {
            if (number % i == 0) {
                number = number / i;
                str += "," + i;
            } else {
                i++;
            }
        }
        // System.out.println(str);
        str = str.replaceFirst(",", "");
        String[] array = str.split(",");
       String[] a = new String[array.length];
       int p =0;
        for (int i = array.length-1; i>=0  ; i--) {
            a[p++] = array[i];
        }
        System.out.println(Arrays.toString(a));
    }
}

2.结果图