#include <iostream>
#include <string>

using namespace std;

static void setup()
{
    cin.tie(0);
    ios::sync_with_stdio(false);
}

static void run()
{
    int d, p;
    cin >> d >> p;

    const auto r = d * (100 + p) / 100;
    cout << r << endl;
}

int main(int argc, char **argv)
{
    setup();
    run();
    return 0;
}