import java.util.Scanner;

class Wandbox
{
    public static void main(String[] args)
    {
    	Scanner sc = new Scanner(System.in);
    	
    	int d = sc.nextInt();
    	double p = sc.nextInt();
    	p /= 100;
    	double ans = d * (1 + p);
    	String result = String.format("%,d", (int)ans);
    	System.out.println(result);
    }
}