import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int price = sc.nextInt();
		int tax = sc.nextInt();
		sc.close();
		double taxT = price*tax/100;
		int taxP = (int)taxT;
		System.out.println(price+taxP);

	}// mainmethod

} // class