#include <iostream>
#include <cmath>
#define ll long long

using namespace std;

int main() {
    ll n, m;
    double res = 0;
    ll cnt = 0, k = 0;
    cin >> n >> m;
    res = static_cast<double>(m) / 100;
    cnt = res * n;
    k = cnt + n;
    cout << k << endl;
    return 0;
}