import java.util.Scanner;
public class No56 {
	public static void main(String[]args) {
		Scanner sc = new Scanner(System.in);
		int D,P;
		D = sc.nextInt();
		P = sc.nextInt();

		double tax ;
		int price ;
		tax = 1 + 0.01*P;
		price = (int)(D*tax);



		System.out.println(price);

	}

}