ACM Q113 with Java

import java.io.BufferedInputStream;
import java.io.IOException;
import java.util.Scanner;

class Main
{
    public static void main(String args[]) throws IOException
    {
        Scanner cin = new Scanner(new BufferedInputStream(System.in));
        while (cin.hasNext())
        {
            double v = cin.nextDouble();
            double t = cin.nextDouble();
            double a = Math.pow(t,1/v);
            System.out.printf("%.0f\n", a);
        }
    }
}