import java.util.Scanner;

public class Tax {

    public static void main(String[] args) {
        
        Scanner scanner = new Scanner(System.in);
        
        int d = scanner.nextInt();
        int p = scanner.nextInt();
        
        float sum = d + d * (p / 100.0f);
        
        System.out.println((int)sum);
        
    }
    
}