using System;
using System.Linq;

class Program
{
    public void Solve()
    {
        int K = int.Parse(Console.ReadLine());
        int S = int.Parse(Console.ReadLine());

        Console.WriteLine(S * 100 / (100 - K));
    }

    static void Main()
    {
        var solver = new Program();
        solver.Solve();
    }
}