// Dictionary作成しよう
using System;
using System.Collections.Generic;

class Lesson09
{
    public static void Main()
    {
        var Kotae = Console.ReadLine();
        string[] kotae = Kotae.Split(' ');

        int a = int.Parse(kotae[0]);
        int b = int.Parse(kotae[1]);
        double c = a * (0.01 * b);

        Console.WriteLine(Math.Floor(a + c));
    }
}