import java.util.Scanner;

public class No56syouhizei {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		float D = sc.nextInt(); // 値段
		float P = sc.nextInt(); // 消費税(%)
		
		System.out.println((int)D * (1 + P / 100));
	}
}