#include <iostream>
#include <vector>
#include <string>
#include <cmath>
#include <iomanip>
#include <algorithm>
#include <map>
using namespace std;
using ll = long long;
constexpr ll M = 1e9+7;
constexpr double eps = 1e-10;

int main() {
    double K, S;
    cin >> K >> S;
    cout << (int)(S / (100 - K) * 100) << endl;
}