华为2017实习生招聘笔试题-水仙花数

水仙花数

public class Main {    public static void main(String[] agrs){        int count = 1;        int sum = 0;        for(int i = 100; i <= 1000; i++){            if(isFlowerNumber(i)){                System.out.printf("第%d个水仙花数：%d%n",count,i);                count++;                sum += i;            }        }        System.out.printf("水仙花数总和为：%d%n",sum);    }    public static boolean isFlowerNumber(int n){        int pow = 3;        int sum = 0;        int temp = n;        while(n != 0){            int num = n % 10;            sum += (int)Math.pow(num,pow);            n /= 10;        }        return sum == temp;    }}