import java.util.Scanner;

public class Main {
    public static void main(String[] args) throws Exception {
        Scanner koko = new Scanner(System.in);
        int d = koko.nextInt();
        int p = koko.nextInt();
        double kake = d*(100+p)/100;
        int realp = (int)Math.floor(kake);
        System.out.println(realp);
    }
}