class Program
{
    static void Main(string[] args)
    {
        string inputPercent = Console.ReadLine()!;
        string inputMinutes = Console.ReadLine()!;
        double percent = double.Parse(inputPercent);
        double minutes = double.Parse(inputMinutes);

        percent = 100 - percent;

        double ans = percent * 0.01;
        ans = minutes / ans;

        Console.WriteLine(Math.Truncate(ans));
    }
}