using System;
using System.Linq;

class Program
{
     public static void Main(string[] args)
     {
         var values = Console.ReadLine().Split(' ').Select(int.Parse).ToArray();
         int price = values[0];
         int taxRate = values[1];
         var sum = price + (int) (price*taxRate/100d);
         Console.WriteLine(sum);
     }   
}