/*No.56 消費税*/
import java.util.*;
public class No56 {
	public static void main(String[] args) {
		try(Scanner input = new Scanner(System.in)){
			byte tax;
			int zeinuki;
			zeinuki=input.nextInt();
			tax=input.nextByte();
			System.out.println((int)(zeinuki+zeinuki*tax/100f));
		}catch(Exception e){
			e.printStackTrace();
		}
	}
}