//判断100-1000的水仙花数 public class shuixianhuashu { public static void main(String[] args) { for(int i=100;i<1000;i++){ int a=i/100;  int b=(i/10)%10;  int c=i%10;  if(i==a*a*a+b*b*b+c*c*c){
              System.out.println(i+"是水仙花数");  }
      }
    }
}