import java.util.Scanner;

public class Run {
    public static void main (String arg[]) {
        Scanner scan = new Scanner(System.in);
        int D = scan.nextInt();
        int P = scan.nextInt();
        if (D < 1||D > 10000000||P < 0||P > 100) System.exit(1);

        System.out.println(D + D*P/100);
    }
}