poj 3199 高精度 java

最近每天一道java

import java.io.*;
import java.awt.*;
import java.math.*;
import java.text.*;
import java.util.*;
public class Main {
    public static void main(String[] args) {
        Scanner cin=new Scanner(System.in);
        BigInteger a,c;
        while(cin.hasNext())
        {
             a=cin.nextBigInteger();
             int b=cin.nextInt();
             if(a.compareTo(BigInteger.ZERO)==0&&b==0)
                 break;
             System.out.println(a.pow(b));
        }
    }
}