using System;

namespace ConsoleApp11
{
    class Program
    {
        static void Main(string[] args)
        {
            decimal y = 0;
            long x = 0;

            decimal K = decimal.Parse(Console.ReadLine());
            decimal S = decimal.Parse(Console.ReadLine());

            y = (S / (100 - K)) * 100;

            x = (long)y;

            Console.WriteLine(x);
        }
    }
}