2019-12-20 水仙花数

import java.util.ArrayList;

import java.util.List;

public class NarcissisticNumbers {

private static NarcissisticNumbers narcissisticNumbers =new NarcissisticNumbers();

    private NarcissisticNumbers(){

}

public static NarcissisticNumbers getNarcissisticNumbers(){

return narcissisticNumbers;

    }

public static void main(String[]args) {

Listlist =new ArrayList<>();

        for (int i =100; i <=999; i++) {

int unit =i %10;

            int decade = (i /10) %10;

            int hundred =i /100;

            if(i ==unit*unit*unit+decade*decade*decade+hundred*hundred*hundred){

list.add(i);

            }

}

list.forEach(e->System.out.println("e = " +e));

    }

}