public class Main
{
    public static void main(String[] args)
    {
     Scanner scan = new Scanner(System.in);
        system.out.println("Enter P,r,n,t:");
        int P = scan.nextInt();
        int r = scan.nextInt();
        int n = scan.nextInt();
        int t = scan.nextInt();
        int a;
        int a = P*(Math.pow((1 + r / 100), t));
        System.out.printf("A = $ %.2f", a);

     }
}