//package experiment4;
//import java.lang.*;
public class ShuiXianHua {
    int x;
    int a;
   public int WeiShuZhi(int x,int y) //傳入x，取第y位的值，如個位是第一位
   {switch(y){                       //十位是第二位
       case 1:
           a = x % 10;
           break;
       case 2:
           a = x % 100 / 10;
         //  return b;
           break;
       case 3:
           a = x / 100;
          // return c;
          break;
          }
    return a;
   }


    public static void main(String[] args) {
        ShuiXianHua number = new ShuiXianHua();
        double a1,a2,a3;
        double w1,w2,w3;
        int j=0;
        int shuiXian[] = new int[20];
     //   System.out.println(number.WeiShuZhi(234,2));
      for(int i=100;i<1000;i++){
         w1 = number.WeiShuZhi(i,1); //該數的第一位值
         w2 = number.WeiShuZhi(i,2);
         w3 = number.WeiShuZhi(i,3);
        a1 = Math.pow(w1,3);    //第一位值的立方
        a2 = Math.pow(w2,3);
        a3 = Math.pow(w3,3);
        if((a1+a2+a3)==i){ //是否水仙花數
        shuiXian[j] = i;
          j++;}
       }
       System.out.println("所有水仙花數是：");
     for(int i=0;i<j;i++) //打印水仙花數
       System.out.print(shuiXian[i]+"  ");
    }
}