#include <bits/stdc++.h>
#define int long long
#define double long double
using namespace std;
const int MOD = 1000000007;
const int INF = 1e14;
using Graph = vector<vector<int>>;

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