UVa 748 - Exponentiation

// UVa 748 - Exponentiation
import java.math.BigDecimal;
import java.math.MathContext;
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {

		Scanner scanner = new Scanner(System.in);
		while (scanner.hasNext()) {
			String Rs = scanner.next();
			int n = scanner.nextInt();
			BigDecimal R = new BigDecimal(Rs);
			BigDecimal s = R.pow(n, MathContext.UNLIMITED);
			String sol = s.toPlainString();
			while (sol.length() > 1 && sol.charAt(0) == '0')
				sol = sol.substring(1);
			boolean dot = sol.contains(".");
			while (dot && sol.charAt(sol.length() - 1) == '0')
				sol = sol.substring(0, sol.length() - 1);
			System.out.println(sol);
		}

	}

}