51nod 1873 初中的算术

import java.math.BigDecimal;
import java.util.Scanner;




public class Main {

    public static void main(String[] args) {
        // TODO Auto-generated method stub
        Scanner sc=new Scanner(System.in);
        BigDecimal x;
        String z="0";
        int n;
        while(sc.hasNextBigDecimal())
        {
            x=sc.nextBigDecimal();
            n=sc.nextInt();
            x=x.pow(n);
            String s=x.stripTrailingZeros().toPlainString();
            if(s.charAt(0)=='0')
            {
                s=s.substring(1, s.length());
            }
            System.out.println(s);
        }
    }

}