public class learn2 {public static void main(String[] args) {int count =0;//定义水仙花的个数for (int i =100; i<=999; i++){int g = i%10;int s = i/10%10;int b = i/100%10;if (i == b*b*b +s*s*s +g*g*g){count+=1;System.out.println(i);}}System.out.println("一共有"+count+"只水仙花");}
}

结果展示