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

public class Main {
	public static void main(String args[]) throws Exception {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String line = br.readLine();
		String[] lines = line.split(" ");
		double d = Double.parseDouble(lines[0]);
		double p = Double.parseDouble(lines[1]);
		
		System.out.println((int)Math.floor(d + (d * (p / 100.00))));
	}
}