#include<iostream>
#include<iomanip>
#include<cmath>
#include<string>
#include<algorithm>
#include<vector>
#include<math.h>
#include<stack>
using namespace std;
int main(void){
    int K, S; cin >> K >> S;
    int ans;
    ans = 100 * S / (100 - K);

    cout << ans << endl;
    return 0;
}