import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int price = scan.nextInt();
		double tax_percent = scan.nextInt();

		double tax_decimal = tax_percent / 100;
		double priceIncludeTax = price + price * tax_decimal;
		System.out.println((int)priceIncludeTax);
		scan.close();
	}

}