using System;
using System.Collections.Generic;

public class Program
{
  static void Main()
  {
    string Kingaku_ = Console.ReadLine();
    string Yukikoda_ = "";
    string P_ = "";
    int i = 0;

    while (Kingaku_.Substring(i,1) != " ")
    {
      Yukikoda_ = Yukikoda_ + Kingaku_.Substring(i,1);
      i++;
    }
    P_ = Kingaku_.Substring(i + 1, 1);

    int Yukikoda = Convert.ToInt32(Yukikoda_);
    int P = Convert.ToInt32(P_);

    double Kingaku = Yukikoda + (Yukikoda * P / 100);

    string result = Convert.ToString(Math.Floor(Kingaku));

    Console.WriteLine(result);
    
  }
}