#include <bits/stdc++.h>
using namespace std;
#define REP(i,n) for (int i = 0; i < n; i++)
typedef long long ll;
// Welcome to my source code!

int main() {
    int d, p;
    cin >> d >> p;
    int ans = d+(d*(p/100.0));
    cout << ans << endl;
}