/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
	float n,a;
        float sum=0;
        Scanner sc = new Scanner(System.in);
        sc.useLocale(Locale.US);
        while (sc.hasNextFloat()){
            n = sc.nextFloat();
            a = sc.nextFloat();
            sum = n * a;
            for (int i=1; i<n; i++){
                sum = sum * a;
            }
            System.out.println(sum);
        }
	}
}

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