import java.io.BufferedReader;
import java.io.InputStreamReader;


public class No056 {

    public static void main(String[] args) {
        try {
            BufferedReader br = new BufferedReader(new InputStreamReader(
                    System.in));
            String[] tmp = br.readLine().split(" ");
            int D = Integer.parseInt(tmp[0]);
            int P = Integer.parseInt(tmp[1]);
            
            int total = D + D * P / 100;
            
            System.out.println(total);
        } catch (Exception e) {
            System.err.println("Error:" + e.getMessage());
        }
    }

}