using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace No56
{
    public class Program
    {
        public static void Main(string[] args)
        {
            int[] inputs = Console.ReadLine().Split().Select(int.Parse).ToArray();

            Console.WriteLine(inputs[0] + inputs[0]*inputs[1]/100);
        }
    }
}