import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; public class Main { public static void main(String[] args) throws IOException { BufferedReader reader =new BufferedReader(new InputStreamReader(System.in)); String[] inputs = reader.readLine().split(" "); long D = Long.parseLong(inputs[0]); double P = Double.parseDouble(inputs[1]); System.out.println((int) (D * (1+(P/100)))); } }