#include <bits/stdc++.h>
using namespace std;
using ll = long long;
template<class T> using vec = vector<T>;
#define BE(x) x.begin(), x.end()

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);

    int d, p;
    cin >> d >> p;
    cout << d*(100+p)/100 << endl;
}